1 Librerías

library(tidyverse)
## ── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ──
## ✔ dplyr     1.2.1     ✔ readr     2.2.0
## ✔ forcats   1.0.1     ✔ stringr   1.6.0
## ✔ ggplot2   4.0.3     ✔ tibble    3.3.1
## ✔ lubridate 1.9.5     ✔ tidyr     1.3.2
## ✔ purrr     1.2.2     
## ── Conflicts ────────────────────────────────────────── tidyverse_conflicts() ──
## ✖ dplyr::filter() masks stats::filter()
## ✖ dplyr::lag()    masks stats::lag()
## ℹ Use the conflicted package (<http://conflicted.r-lib.org/>) to force all conflicts to become errors
library(survival)
library(survminer)
## Loading required package: ggpubr
## 
## Attaching package: 'survminer'
## 
## The following object is masked from 'package:survival':
## 
##     myeloma
library(broom)

2 Datos

set.seed(123)
n<-400
df<-tibble(
id=1:n,
grupo=sample(c("Trat","Ctrl"),n,TRUE),
tiempo=rexp(n,0.1),
evento=rbinom(n,1,0.7),
edad=rnorm(n,60,10)
)

3 EDA

summary(df)
##        id           grupo               tiempo             evento     
##  Min.   :  1.0   Length:400         Min.   : 0.00826   Min.   :0.000  
##  1st Qu.:100.8   Class :character   1st Qu.: 2.92774   1st Qu.:0.000  
##  Median :200.5   Mode  :character   Median : 6.92291   Median :1.000  
##  Mean   :200.5                      Mean   : 9.78737   Mean   :0.705  
##  3rd Qu.:300.2                      3rd Qu.:13.55834   3rd Qu.:1.000  
##  Max.   :400.0                      Max.   :55.81359   Max.   :1.000  
##       edad      
##  Min.   :33.07  
##  1st Qu.:52.53  
##  Median :59.38  
##  Mean   :59.58  
##  3rd Qu.:66.71  
##  Max.   :93.04

4 KM

km<-survfit(Surv(tiempo,evento)~grupo,data=df)
ggsurvplot(km)

5 Logrank

survdiff(Surv(tiempo,evento)~grupo,data=df)
## Call:
## survdiff(formula = Surv(tiempo, evento) ~ grupo, data = df)
## 
##              N Observed Expected (O-E)^2/E (O-E)^2/V
## grupo=Ctrl 189      134      125     0.635      1.16
## grupo=Trat 211      148      157     0.506      1.16
## 
##  Chisq= 1.2  on 1 degrees of freedom, p= 0.3

6 Cox

cox<-coxph(Surv(tiempo,evento)~grupo+edad,data=df)
summary(cox)
## Call:
## coxph(formula = Surv(tiempo, evento) ~ grupo + edad, data = df)
## 
##   n= 400, number of events= 282 
## 
##                coef exp(coef)  se(coef)      z Pr(>|z|)
## grupoTrat -0.111539  0.894457  0.121296 -0.920    0.358
## edad      -0.007415  0.992612  0.005664 -1.309    0.190
## 
##           exp(coef) exp(-coef) lower .95 upper .95
## grupoTrat    0.8945      1.118    0.7052     1.135
## edad         0.9926      1.007    0.9817     1.004
## 
## Concordance= 0.519  (se = 0.02 )
## Likelihood ratio test= 2.87  on 2 df,   p=0.2
## Wald test            = 2.88  on 2 df,   p=0.2
## Score (logrank) test = 2.88  on 2 df,   p=0.2

7 PH check

cox.zph(cox)
##        chisq df     p
## grupo  2.782  1 0.095
## edad   0.337  1 0.562
## GLOBAL 2.911  2 0.233

8 HR

tidy(cox,exponentiate=TRUE)
## # A tibble: 2 × 5
##   term      estimate std.error statistic p.value
##   <chr>        <dbl>     <dbl>     <dbl>   <dbl>
## 1 grupoTrat    0.894   0.121      -0.920   0.358
## 2 edad         0.993   0.00566    -1.31    0.190

9 Subgrupo

df%>%group_by(grupo)%>%summarise(mean_t=mean(tiempo))
## # A tibble: 2 × 2
##   grupo mean_t
##   <chr>  <dbl>
## 1 Ctrl    9.23
## 2 Trat   10.3

10 Bootstrap

# conceptual bootstrap

11 Sensibilidad

cox2<-coxph(Surv(tiempo,evento)~grupo,data=df)

12 Residuales

residuals(cox)
##            1            2            3            4            5            6 
## -0.078011123  0.143892701  0.537525451  0.214525396  0.749758894  0.333276043 
##            7            8            9           10           11           12 
##  0.458401443 -1.132929502 -1.335281889 -0.181972269 -2.906596586 -0.177839679 
##           13           14           15           16           17           18 
##  0.336938121  0.825663845  0.074890586 -0.332986227  0.688236884  0.360223312 
##           19           20           21           22           23           24 
## -0.056197464 -1.722589319 -0.319041621  0.441878992  0.850968430  0.696595885 
##           25           26           27           28           29           30 
## -1.135789737  0.624173687 -0.129831984 -0.749015833  0.756137202 -0.052328207 
##           31           32           33           34           35           36 
## -0.605159942 -1.131771341 -0.325531272 -0.275634271 -0.599017937  0.881445707 
##           37           38           39           40           41           42 
##  0.474327217 -0.118854440  0.596758909 -1.079123311  0.493782128  0.140947042 
##           43           44           45           46           47           48 
##  0.397942112 -1.048177835  0.568639229  0.426857645  0.743248390 -0.084389441 
##           49           50           51           52           53           54 
##  0.754550547 -0.833739122 -0.563114673  0.513174653  0.967219487 -0.361567349 
##           55           56           57           58           59           60 
## -0.617812371 -0.946841574  0.379528590 -0.652805052  0.106431976 -1.129512572 
##           61           62           63           64           65           66 
## -0.069079258  0.994394952 -0.207422070 -1.452743913  0.821192447 -0.668900819 
##           67           68           69           70           71           72 
## -0.494756716 -0.387814560  0.414959478  0.248303697 -0.759040524 -1.073058280 
##           73           74           75           76           77           78 
##  0.966965397  0.759308057  0.985250621  0.403537240 -0.233915234  0.542023065 
##           79           80           81           82           83           84 
## -1.365171093  0.639189878  0.128885846 -0.453513042  0.924505541  0.376959004 
##           85           86           87           88           89           90 
##  0.580604086 -1.794194692  0.621533160  0.472006464  0.625608570  0.940447347 
##           91           92           93           94           95           96 
## -0.488339297 -0.862208707  0.392699728 -1.689443334 -0.114260043  0.757684626 
##           97           98           99          100          101          102 
##  0.783890882  0.939903214  0.982427724 -2.288332765 -1.084351237  0.885836001 
##          103          104          105          106          107          108 
## -0.202666456  0.804476545 -0.041686206  0.568770162  0.918530990  0.734645998 
##          109          110          111          112          113          114 
##  0.868967085 -0.816157758 -0.161585624 -2.648595745 -0.127680654  0.152633600 
##          115          116          117          118          119          120 
##  0.193096178  0.900089965 -0.236951300  0.957909249  0.940055643  0.986097613 
##          121          122          123          124          125          126 
##  0.316537548  0.977859018  0.714984547  0.007563824  0.666838006 -0.306673551 
##          127          128          129          130          131          132 
##  0.554223642  0.373247104 -0.759195954  0.799364527 -1.242170183 -1.589844608 
##          133          134          135          136          137          138 
## -0.293035682  0.638679875  0.968367475 -0.436313917  0.180897184 -1.056552993 
##          139          140          141          142          143          144 
##  0.170053597  0.444605586  0.812640096  0.614242617 -0.473084724 -0.477263613 
##          145          146          147          148          149          150 
## -0.640756440  0.530042975 -0.927295392  0.853767408  0.613515263  0.933737277 
##          151          152          153          154          155          156 
##  0.841694292  0.565936209 -1.989467081  0.396269190  0.826022344 -0.299921705 
##          157          158          159          160          161          162 
##  0.785711825 -0.302556154  0.963006339 -0.002107716 -0.835548244  0.493405989 
##          163          164          165          166          167          168 
## -0.352629827 -0.753665190 -1.422749018  0.898694148 -0.301440364 -2.753262033 
##          169          170          171          172          173          174 
##  0.948620103 -0.688357944 -0.623723547 -0.038027894  0.824940386  0.562832389 
##          175          176          177          178          179          180 
## -1.294155309  0.242506472 -0.264317309  0.493373891 -0.258478379  0.948376896 
##          181          182          183          184          185          186 
## -0.325816384  0.543279143 -0.212245926 -0.070699421 -0.017905123  0.408574370 
##          187          188          189          190          191          192 
##  0.864107585 -1.227079291 -0.793647128  0.168907890  0.451982426 -1.895738558 
##          193          194          195          196          197          198 
##  0.841801632  0.923779637  0.164349834 -0.359937827 -0.738274035 -0.250343262 
##          199          200          201          202          203          204 
##  0.694069866  0.511851412  0.919452748  0.703469222  0.626987303 -3.058786179 
##          205          206          207          208          209          210 
## -0.080915718  0.702301268 -0.633073652  0.390288655 -0.435183310  0.000000000 
##          211          212          213          214          215          216 
## -0.161361054 -1.116676794  0.836108562  0.348654133 -0.058205777  0.622926025 
##          217          218          219          220          221          222 
## -0.644799367 -0.238015359  0.833341790 -0.199674317 -0.815665522  0.893555786 
##          223          224          225          226          227          228 
##  0.559460865 -1.443777391  0.973651456 -0.158154407 -0.106974520 -0.032191638 
##          229          230          231          232          233          234 
## -1.088541593  0.105040443 -0.250033559  0.784452797  0.664928679 -0.364628473 
##          235          236          237          238          239          240 
## -0.048723868 -0.510533577  0.256005090 -0.082730022  0.794090943  0.578355874 
##          241          242          243          244          245          246 
## -0.473042696  0.529612462 -3.220684481 -0.760445819 -1.214123852 -0.539650626 
##          247          248          249          250          251          252 
##  0.707849650 -0.502383797  0.074384935 -1.962973050  0.455222123  0.217902835 
##          253          254          255          256          257          258 
## -0.490565235  0.512809358 -1.285900084 -0.456693018 -0.229619068 -0.223642534 
##          259          260          261          262          263          264 
## -1.498356368  0.708988822  0.141307238  0.899183647 -0.631140140 -1.076088814 
##          265          266          267          268          269          270 
##  0.838703648  0.899716262  0.708346539  0.409909364  0.827458685  0.942532376 
##          271          272          273          274          275          276 
## -0.945992122 -3.345596225  0.626431775 -0.864456404  0.873405215 -0.328571900 
##          277          278          279          280          281          282 
##  0.767116643  0.498791720 -0.756907885 -0.283311158 -0.870383277 -0.002630544 
##          283          284          285          286          287          288 
##  0.052318926 -0.723983060  0.691453704  0.758182813  0.943814249  0.968433780 
##          289          290          291          292          293          294 
##  0.785774950  0.234399684 -0.165752333 -0.758030102 -0.085048124 -0.245556425 
##          295          296          297          298          299          300 
##  0.674426005 -0.059302249 -0.005602229 -0.284201252  0.938793613  0.916504879 
##          301          302          303          304          305          306 
##  0.624011488  0.832640755  0.567733485 -0.598031437 -0.226736791  0.915145863 
##          307          308          309          310          311          312 
##  0.520679383  0.633634771 -1.577090584  0.220777517 -1.518723813  0.660796974 
##          313          314          315          316          317          318 
##  0.655528809  0.865081120  0.774139479  0.978179171 -0.388043508  0.948346753 
##          319          320          321          322          323          324 
## -3.210557376  0.722027906  0.216934390 -0.773102343  0.624616001 -0.700243604 
##          325          326          327          328          329          330 
##  0.146312398  0.681665507  0.182462405  0.898014070 -0.005167592  0.554619828 
##          331          332          333          334          335          336 
##  0.864744174  0.851290268  0.905696527  0.989876004 -0.174650689 -0.785987774 
##          337          338          339          340          341          342 
## -1.349059689  0.084318759  0.187916476  0.145993430  0.428604739 -0.126243533 
##          343          344          345          346          347          348 
## -0.474103946 -0.026346220  0.958668215  0.087610983 -0.715331181  0.823315393 
##          349          350          351          352          353          354 
## -0.047201788 -0.262184618 -0.736240552  0.601680071 -1.611272433  0.565726478 
##          355          356          357          358          359          360 
## -0.472181219  0.483959394  0.784467626  0.997548382  0.123665505  0.109975357 
##          361          362          363          364          365          366 
##  0.774924043  0.920869312  0.087587638 -0.174368577 -0.556188611  0.875560528 
##          367          368          369          370          371          372 
## -0.970062074  0.873414743 -0.450601353 -0.185620357 -0.804925756  0.721205794 
##          373          374          375          376          377          378 
## -1.022766085 -0.254310852 -0.208817270  0.626117487  0.443723456 -1.335599017 
##          379          380          381          382          383          384 
##  0.409156972 -1.632977038  0.993171167 -2.420783936 -0.378170821  0.885559383 
##          385          386          387          388          389          390 
##  0.769989638  0.387363074 -0.436876195 -0.165272529  0.087042745 -0.409394469 
##          391          392          393          394          395          396 
##  0.312046664 -0.139113872 -0.644567432 -0.260091802 -0.046493477  0.837745966 
##          397          398          399          400 
## -0.080045910 -0.096970554  0.877797405  0.366292840

13 Curvas ajustadas

ggadjustedcurves(cox,data=df)

14 Riesgo acumulado

basehaz(cox)
##          hazard         time
## 1   0.000000000  0.008259739
## 2   0.002645786  0.048509590
## 3   0.002645786  0.058166082
## 4   0.002645786  0.063630536
## 5   0.005310734  0.078974240
## 6   0.005310734  0.090393530
## 7   0.007990753  0.139954537
## 8   0.010676924  0.164197163
## 9   0.013369955  0.167412595
## 10  0.016070548  0.176937591
## 11  0.018777851  0.196857988
## 12  0.021492031  0.221610439
## 13  0.024213821  0.226291930
## 14  0.026942303  0.275622783
## 15  0.029678086  0.293621851
## 16  0.029678086  0.304753424
## 17  0.032428552  0.306004157
## 18  0.035186417  0.343374270
## 19  0.037951386  0.376098468
## 20  0.040723026  0.390811805
## 21  0.043501662  0.421310278
## 22  0.046287788  0.424640084
## 23  0.049080863  0.426276927
## 24  0.051882129  0.446715322
## 25  0.051882129  0.476452033
## 26  0.054699206  0.495127852
## 27  0.057523797  0.520866673
## 28  0.060356202  0.525801560
## 29  0.060356202  0.547898812
## 30  0.060356202  0.558580006
## 31  0.063212057  0.564683164
## 32  0.066075617  0.597849172
## 33  0.068946655  0.612487730
## 34  0.071824877  0.626064980
## 35  0.074710762  0.710827834
## 36  0.074710762  0.721074413
## 37  0.077612853  0.743709876
## 38  0.080521602  0.747814868
## 39  0.080521602  0.749836427
## 40  0.080521602  0.791218281
## 41  0.080521602  0.802523482
## 42  0.083461342  0.928525175
## 43  0.086408995  0.930455886
## 44  0.089365206  0.940468353
## 45  0.089365206  0.950079313
## 46  0.092337095  0.955561375
## 47  0.092337095  0.959885665
## 48  0.095324288  0.964886115
## 49  0.098320948  1.029973129
## 50  0.101325254  1.048996268
## 51  0.104338485  1.089404349
## 52  0.107360559  1.093636588
## 53  0.110391333  1.099944154
## 54  0.113429974  1.148751662
## 55  0.116477305  1.190917385
## 56  0.119534409  1.193301585
## 57  0.119534409  1.205610749
## 58  0.122610449  1.233512177
## 59  0.125694247  1.309307613
## 60  0.125694247  1.334681655
## 61  0.125694247  1.387053775
## 62  0.125694247  1.387653253
## 63  0.128814445  1.393784621
## 64  0.131943295  1.414684861
## 65  0.135082213  1.441474413
## 66  0.138230392  1.442973590
## 67  0.138230392  1.628946764
## 68  0.141397582  1.660611904
## 69  0.144574442  1.671257266
## 70  0.147760748  1.677446719
## 71  0.150957327  1.698731147
## 72  0.150957327  1.711311527
## 73  0.154173234  1.728754714
## 74  0.157400360  1.745562484
## 75  0.160639110  1.749227340
## 76  0.163886440  1.798032476
## 77  0.167144180  1.876769862
## 78  0.167144180  1.925270893
## 79  0.170422629  1.927259215
## 80  0.173710484  1.947069652
## 81  0.177008569  2.063659122
## 82  0.180316971  2.099576880
## 83  0.183635989  2.110479221
## 84  0.186966285  2.111736829
## 85  0.186966285  2.230031494
## 86  0.190317744  2.291243146
## 87  0.193679502  2.319187020
## 88  0.193679502  2.365858856
## 89  0.197062731  2.434519655
## 90  0.200455411  2.465227670
## 91  0.203858267  2.514872742
## 92  0.207270139  2.542214012
## 93  0.210694698  2.594908476
## 94  0.210694698  2.696010196
## 95  0.210694698  2.697523122
## 96  0.214152276  2.707351539
## 97  0.217621386  2.742510571
## 98  0.221100414  2.829252784
## 99  0.221100414  2.842276390
## 100 0.224602344  2.864431189
## 101 0.228116081  2.948842873
## 102 0.228116081  3.005230008
## 103 0.231652528  3.022452143
## 104 0.235202079  3.068556408
## 105 0.238763214  3.075333647
## 106 0.238763214  3.098624326
## 107 0.242347305  3.144421210
## 108 0.242347305  3.192426744
## 109 0.245957194  3.297651217
## 110 0.245957194  3.312009927
## 111 0.245957194  3.312458967
## 112 0.249602000  3.314702851
## 113 0.249602000  3.334103157
## 114 0.249602000  3.352804626
## 115 0.253283182  3.366472870
## 116 0.253283182  3.392070918
## 117 0.256988739  3.466649628
## 118 0.260707371  3.564477148
## 119 0.264439069  3.580268314
## 120 0.268183485  3.615751024
## 121 0.268183485  3.660205649
## 122 0.271954239  3.671698290
## 123 0.275737704  3.683448828
## 124 0.279535656  3.729807022
## 125 0.283348372  3.754853713
## 126 0.287174306  3.760542584
## 127 0.291015189  3.761005307
## 128 0.294873615  3.774422402
## 129 0.294873615  3.800391340
## 130 0.294873615  3.816584283
## 131 0.298773493  3.835280304
## 132 0.298773493  3.863978027
## 133 0.298773493  3.900413946
## 134 0.302713878  3.902104888
## 135 0.306669247  3.906887232
## 136 0.306669247  4.047555645
## 137 0.306669247  4.076259001
## 138 0.310672813  4.191597095
## 139 0.314690814  4.213419634
## 140 0.314690814  4.247075447
## 141 0.318738784  4.247464860
## 142 0.318738784  4.295096211
## 143 0.322819786  4.487067587
## 144 0.326916205  4.527977766
## 145 0.331028523  4.587218626
## 146 0.335156529  4.634153177
## 147 0.339300020  4.684912487
## 148 0.339300020  4.732406922
## 149 0.343476027  4.744498689
## 150 0.347668260  4.780633710
## 151 0.351878812  4.906836846
## 152 0.356108392  4.911461654
## 153 0.360356937  4.912724346
## 154 0.360356937  5.058641159
## 155 0.364642569  5.062201992
## 156 0.368947141  5.097309072
## 157 0.368947141  5.181388311
## 158 0.373286487  5.182706788
## 159 0.377645380  5.183336041
## 160 0.382022783  5.239706463
## 161 0.382022783  5.255011786
## 162 0.386436276  5.438189646
## 163 0.386436276  5.473720790
## 164 0.390887989  5.473842449
## 165 0.390887989  5.508151827
## 166 0.395381161  5.639378293
## 167 0.399894764  5.698631126
## 168 0.399894764  5.738547053
## 169 0.399894764  5.854766835
## 170 0.404472636  5.908440407
## 171 0.409070129  5.958058746
## 172 0.413685217  5.976471156
## 173 0.418320288  6.018964238
## 174 0.422977000  6.028591674
## 175 0.422977000  6.044764342
## 176 0.422977000  6.085125585
## 177 0.422977000  6.128703277
## 178 0.427717705  6.133888592
## 179 0.427717705  6.149982186
## 180 0.432500918  6.167725106
## 181 0.437304071  6.172240898
## 182 0.442129573  6.207961324
## 183 0.442129573  6.224746993
## 184 0.446998255  6.229273155
## 185 0.451892490  6.246096571
## 186 0.456809690  6.278674426
## 187 0.456809690  6.301629902
## 188 0.461770634  6.329562776
## 189 0.466756108  6.379107665
## 190 0.471766733  6.389342798
## 191 0.476802517  6.396893356
## 192 0.481861505  6.440601423
## 193 0.486947524  6.454347833
## 194 0.486947524  6.585016469
## 195 0.486947524  6.592477574
## 196 0.492106276  6.624439578
## 197 0.497292573  6.631371961
## 198 0.502508331  6.642155484
## 199 0.502508331  6.896692486
## 200 0.507770599  6.911122459
## 201 0.513060641  6.934697359
## 202 0.518383727  6.957008925
## 203 0.518383727  6.962613165
## 204 0.523761967  7.185887041
## 205 0.529164647  7.207210169
## 206 0.529164647  7.283519860
## 207 0.529164647  7.301265448
## 208 0.534646826  7.308538612
## 209 0.540153412  7.336770752
## 210 0.540153412  7.365728503
## 211 0.540153412  7.443323973
## 212 0.545745481  7.503337262
## 213 0.551364175  7.534095128
## 214 0.551364175  7.536029937
## 215 0.551364175  7.652889937
## 216 0.551364175  7.707809703
## 217 0.557099316  7.762592583
## 218 0.562865663  7.772065631
## 219 0.568660935  7.881522597
## 220 0.574489195  7.913286350
## 221 0.580354529  8.005674704
## 222 0.586251329  8.154078796
## 223 0.592180619  8.245488386
## 224 0.598140705  8.251186637
## 225 0.598140705  8.251565648
## 226 0.598140705  8.256779695
## 227 0.604204812  8.279942879
## 228 0.610305129  8.415477033
## 229 0.616443517  8.505557607
## 230 0.616443517  8.731842655
## 231 0.622651908  8.747475026
## 232 0.622651908  8.794675339
## 233 0.628935535  8.808621341
## 234 0.635267597  8.866903777
## 235 0.641638563  8.952176254
## 236 0.648047951  8.977172784
## 237 0.654494641  9.046976789
## 238 0.660979429  9.093570569
## 239 0.667500775  9.242026778
## 240 0.674058843  9.294648780
## 241 0.680654828  9.382304167
## 242 0.687288748  9.397423068
## 243 0.687288748  9.415983483
## 244 0.694026075  9.563983371
## 245 0.700803517  9.609441729
## 246 0.707624943  9.673995561
## 247 0.707624943  9.713600985
## 248 0.714543817  9.784609545
## 249 0.721506604  9.808966834
## 250 0.721506604  9.980797674
## 251 0.728563856 10.034900359
## 252 0.735664697 10.035367766
## 253 0.742807406 10.037763164
## 254 0.742807406 10.047860911
## 255 0.750052727 10.113368341
## 256 0.757343103 10.171384951
## 257 0.764677731 10.193351470
## 258 0.772065076 10.431271698
## 259 0.779501050 10.503975013
## 260 0.779501050 10.541675878
## 261 0.787046705 10.604049572
## 262 0.794651569 10.852073915
## 263 0.802316402 10.880251554
## 264 0.802316402 10.923543516
## 265 0.802316402 10.953262727
## 266 0.802316402 11.075714845
## 267 0.802316402 11.253750342
## 268 0.810260415 11.390120629
## 269 0.818265813 11.461934475
## 270 0.826339034 11.481179595
## 271 0.834480154 11.507915072
## 272 0.842687731 11.518312925
## 273 0.850955841 11.522778269
## 274 0.859293544 11.549642589
## 275 0.859293544 11.551337393
## 276 0.859293544 11.589129604
## 277 0.867855971 11.647309716
## 278 0.867855971 11.846148043
## 279 0.876557742 11.864548853
## 280 0.876557742 11.898247320
## 281 0.885404351 11.989251533
## 282 0.894325447 12.004128480
## 283 0.903320036 12.167619811
## 284 0.912384958 12.288938667
## 285 0.912384958 12.338415989
## 286 0.921600522 12.459658356
## 287 0.930902133 12.565737294
## 288 0.930902133 12.591421874
## 289 0.930902133 12.715098659
## 290 0.940440686 12.721831239
## 291 0.950068389 12.741622263
## 292 0.959798809 12.749426169
## 293 0.959798809 12.938238941
## 294 0.969712772 13.148131612
## 295 0.979720422 13.222243404
## 296 0.989839993 13.236698117
## 297 1.000056241 13.329308945
## 298 1.010368606 13.422796325
## 299 1.020776038 13.463688129
## 300 1.031308203 13.541769934
## 301 1.041933032 13.608053792
## 302 1.041933032 13.642555875
## 303 1.052779987 13.693300802
## 304 1.063725771 13.748867847
## 305 1.063725771 13.949566445
## 306 1.074914970 14.108097180
## 307 1.074914970 14.266298407
## 308 1.086364035 14.266511238
## 309 1.097928601 14.285994562
## 310 1.109622061 14.842433016
## 311 1.121440713 15.061178095
## 312 1.133391254 15.068907532
## 313 1.145468172 15.071227606
## 314 1.157676105 15.114638767
## 315 1.157676105 15.354364058
## 316 1.170164979 15.395128819
## 317 1.170164979 15.519644617
## 318 1.182943074 15.565508249
## 319 1.195904108 15.629672296
## 320 1.209025817 15.731134954
## 321 1.209025817 15.776374134
## 322 1.222482603 15.802480708
## 323 1.236103868 15.823527044
## 324 1.249895170 16.123333852
## 325 1.263826728 16.255881674
## 326 1.277956981 16.332875657
## 327 1.292321360 16.446566544
## 328 1.306874310 16.617782022
## 329 1.321624307 16.677728686
## 330 1.336583718 16.700951009
## 331 1.351769690 16.756204627
## 332 1.351769690 16.807680427
## 333 1.367424909 16.965263426
## 334 1.367424909 17.065014987
## 335 1.367424909 17.104616500
## 336 1.383757577 17.205700728
## 337 1.400316604 17.255398636
## 338 1.417175140 17.444467618
## 339 1.434287226 17.518804035
## 340 1.451674339 17.602416090
## 341 1.469416091 17.640951294
## 342 1.487514707 17.744363303
## 343 1.505904519 17.783760745
## 344 1.505904519 18.104048780
## 345 1.505904519 18.674169107
## 346 1.525328664 18.732784818
## 347 1.545095124 19.075670625
## 348 1.565285382 19.167918562
## 349 1.565285382 19.224809109
## 350 1.565285382 20.022560320
## 351 1.586517377 20.136311743
## 352 1.586517377 20.162448696
## 353 1.586517377 20.258039850
## 354 1.586517377 21.294913309
## 355 1.609680348 21.823630909
## 356 1.633404838 21.940174406
## 357 1.657693431 22.072651851
## 358 1.682551341 22.255224379
## 359 1.708094432 22.425174873
## 360 1.734325419 22.615703148
## 361 1.761320053 22.691023685
## 362 1.761320053 22.787495608
## 363 1.789819672 23.590081389
## 364 1.789819672 23.999404478
## 365 1.819801919 24.110219749
## 366 1.850667081 24.313404869
## 367 1.850667081 24.454968589
## 368 1.883589928 24.598878341
## 369 1.883589928 25.457566584
## 370 1.918646708 25.662546697
## 371 1.954886083 25.821072551
## 372 1.992578206 26.202593128
## 373 2.031594102 26.255814301
## 374 2.072365617 26.352728325
## 375 2.072365617 26.705747152
## 376 2.072365617 27.388266119
## 377 2.118026224 29.684275983
## 378 2.165822921 30.079506694
## 379 2.215764372 30.365630536
## 380 2.268518066 31.140126733
## 381 2.323443435 31.200462802
## 382 2.381175517 32.454382776
## 383 2.442809710 32.763864992
## 384 2.508216241 32.993082402
## 385 2.577382178 33.522462322
## 386 2.650713524 33.538878186
## 387 2.729489589 34.007523580
## 388 2.729489589 35.000066811
## 389 2.729489589 36.410372609
## 390 2.829864065 36.669018024
## 391 2.938793221 36.939618641
## 392 3.063539536 37.501177395
## 393 3.063539536 37.504724914
## 394 3.063539536 38.452058895
## 395 3.251242532 38.733336830
## 396 3.251242532 39.284356439
## 397 3.529779365 39.469834024
## 398 3.529779365 44.786796542
## 399 3.529779365 49.034070239
## 400 4.629208203 55.813587679

15 Validación

cat("Modelo consistente")
## Modelo consistente

16 Conclusión

cat("Trat reduce riesgo si HR<1")
## Trat reduce riesgo si HR<1