load data

library(HSAUR3)
## Loading required package: tools
dta <- HSAUR3::backpain
list(dta)
## [[1]]
##      ID  status driver suburban
## 1     1    case    yes      yes
## 2     1 control    yes       no
## 3     2    case    yes      yes
## 4     2 control    yes      yes
## 5     3    case    yes       no
## 6     3 control    yes      yes
## 7     4    case     no       no
## 8     4 control     no       no
## 9     5    case    yes       no
## 10    5 control    yes      yes
## 11    6    case    yes      yes
## 12    6 control    yes       no
## 13    7    case    yes      yes
## 14    7 control     no       no
## 15    8    case    yes       no
## 16    8 control     no       no
## 17    9    case    yes      yes
## 18    9 control    yes       no
## 19   10    case     no      yes
## 20   10 control     no      yes
## 21   11    case    yes      yes
## 22   11 control    yes       no
## 23   12    case    yes       no
## 24   12 control    yes      yes
## 25   13    case    yes      yes
## 26   13 control    yes      yes
## 27   14    case    yes      yes
## 28   14 control    yes      yes
## 29   15    case    yes      yes
## 30   15 control    yes      yes
## 31   16    case    yes       no
## 32   16 control    yes       no
## 33   17    case    yes       no
## 34   17 control    yes      yes
## 35   18    case    yes      yes
## 36   18 control    yes      yes
## 37   19    case    yes      yes
## 38   19 control    yes      yes
## 39   20    case    yes      yes
## 40   20 control     no       no
## 41   21    case    yes      yes
## 42   21 control     no       no
## 43   22    case    yes       no
## 44   22 control    yes       no
## 45   23    case     no       no
## 46   23 control    yes      yes
## 47   24    case    yes       no
## 48   24 control    yes      yes
## 49   25    case    yes      yes
## 50   25 control    yes      yes
## 51   26    case     no       no
## 52   26 control    yes       no
## 53   27    case    yes      yes
## 54   27 control    yes      yes
## 55   28    case    yes      yes
## 56   28 control    yes      yes
## 57   29    case    yes       no
## 58   29 control    yes      yes
## 59   30    case    yes       no
## 60   30 control    yes      yes
## 61   31    case    yes       no
## 62   31 control    yes      yes
## 63   32    case    yes       no
## 64   32 control    yes      yes
## 65   33    case    yes      yes
## 66   33 control    yes      yes
## 67   34    case     no       no
## 68   34 control    yes       no
## 69   35    case    yes      yes
## 70   35 control    yes       no
## 71   36    case    yes      yes
## 72   36 control    yes      yes
## 73   37    case    yes       no
## 74   37 control    yes       no
## 75   38    case    yes      yes
## 76   38 control    yes      yes
## 77   39    case    yes      yes
## 78   39 control    yes      yes
## 79   40    case    yes       no
## 80   40 control    yes      yes
## 81   41    case    yes      yes
## 82   41 control    yes       no
## 83   42    case    yes      yes
## 84   42 control    yes      yes
## 85   43    case    yes      yes
## 86   43 control     no       no
## 87   44    case    yes       no
## 88   44 control     no       no
## 89   45    case     no      yes
## 90   45 control     no       no
## 91   46    case     no       no
## 92   46 control    yes      yes
## 93   47    case    yes       no
## 94   47 control    yes       no
## 95   48    case    yes       no
## 96   48 control     no       no
## 97   49    case    yes       no
## 98   49 control    yes       no
## 99   50    case     no       no
## 100  50 control     no       no
## 101  51    case    yes      yes
## 102  51 control    yes      yes
## 103  52    case    yes      yes
## 104  52 control    yes      yes
## 105  53    case    yes      yes
## 106  53 control    yes      yes
## 107  54    case     no       no
## 108  54 control     no       no
## 109  55    case     no       no
## 110  55 control     no       no
## 111  56    case    yes       no
## 112  56 control    yes      yes
## 113  57    case     no       no
## 114  57 control     no       no
## 115  58    case    yes      yes
## 116  58 control    yes      yes
## 117  59    case    yes      yes
## 118  59 control    yes      yes
## 119  60    case    yes       no
## 120  60 control    yes       no
## 121  61    case    yes      yes
## 122  61 control    yes      yes
## 123  62    case    yes       no
## 124  62 control    yes      yes
## 125  63    case     no      yes
## 126  63 control     no       no
## 127  64    case    yes      yes
## 128  64 control    yes      yes
## 129  65    case    yes      yes
## 130  65 control    yes       no
## 131  66    case    yes       no
## 132  66 control    yes      yes
## 133  67    case    yes      yes
## 134  67 control    yes      yes
## 135  68    case    yes      yes
## 136  68 control    yes       no
## 137  69    case    yes      yes
## 138  69 control    yes      yes
## 139  70    case    yes      yes
## 140  70 control    yes      yes
## 141  71    case    yes      yes
## 142  71 control    yes       no
## 143  72    case    yes      yes
## 144  72 control     no       no
## 145  73    case    yes      yes
## 146  73 control    yes       no
## 147  74    case    yes       no
## 148  74 control    yes      yes
## 149  75    case    yes      yes
## 150  75 control    yes      yes
## 151  76    case    yes      yes
## 152  76 control    yes       no
## 153  77    case    yes       no
## 154  77 control    yes      yes
## 155  78    case    yes       no
## 156  78 control    yes      yes
## 157  79    case    yes      yes
## 158  79 control     no       no
## 159  80    case    yes      yes
## 160  80 control    yes       no
## 161  81    case     no       no
## 162  81 control     no       no
## 163  82    case    yes      yes
## 164  82 control    yes      yes
## 165  83    case    yes       no
## 166  83 control    yes      yes
## 167  84    case    yes      yes
## 168  84 control     no      yes
## 169  85    case    yes      yes
## 170  85 control     no       no
## 171  86    case    yes       no
## 172  86 control    yes       no
## 173  87    case    yes       no
## 174  87 control    yes       no
## 175  88    case    yes      yes
## 176  88 control    yes       no
## 177  89    case    yes      yes
## 178  89 control    yes       no
## 179  90    case    yes      yes
## 180  90 control    yes      yes
## 181  91    case     no       no
## 182  91 control    yes       no
## 183  92    case    yes      yes
## 184  92 control     no       no
## 185  93    case    yes       no
## 186  93 control    yes      yes
## 187  94    case    yes      yes
## 188  94 control     no      yes
## 189  95    case    yes      yes
## 190  95 control     no       no
## 191  96    case    yes       no
## 192  96 control     no       no
## 193  97    case    yes      yes
## 194  97 control    yes       no
## 195  98    case    yes      yes
## 196  98 control     no      yes
## 197  99    case    yes      yes
## 198  99 control    yes      yes
## 199 100    case    yes       no
## 200 100 control    yes      yes
## 201 101    case    yes       no
## 202 101 control    yes       no
## 203 102    case    yes       no
## 204 102 control    yes       no
## 205 103    case    yes      yes
## 206 103 control    yes      yes
## 207 104    case     no       no
## 208 104 control     no       no
## 209 105    case    yes      yes
## 210 105 control    yes      yes
## 211 106    case     no       no
## 212 106 control    yes       no
## 213 107    case    yes       no
## 214 107 control     no       no
## 215 108    case    yes       no
## 216 108 control     no       no
## 217 109    case    yes      yes
## 218 109 control    yes      yes
## 219 110    case    yes      yes
## 220 110 control    yes       no
## 221 111    case    yes       no
## 222 111 control     no       no
## 223 112    case    yes      yes
## 224 112 control     no       no
## 225 113    case     no       no
## 226 113 control    yes       no
## 227 114    case    yes      yes
## 228 114 control    yes      yes
## 229 115    case    yes      yes
## 230 115 control     no      yes
## 231 116    case    yes      yes
## 232 116 control    yes      yes
## 233 117    case    yes      yes
## 234 117 control    yes      yes
## 235 118    case    yes       no
## 236 118 control    yes       no
## 237 119    case    yes      yes
## 238 119 control     no       no
## 239 120    case    yes      yes
## 240 120 control    yes      yes
## 241 121    case     no      yes
## 242 121 control    yes       no
## 243 122    case    yes      yes
## 244 122 control    yes       no
## 245 123    case    yes      yes
## 246 123 control    yes      yes
## 247 124    case    yes       no
## 248 124 control     no      yes
## 249 125    case    yes      yes
## 250 125 control    yes       no
## 251 126    case    yes      yes
## 252 126 control    yes       no
## 253 127    case    yes      yes
## 254 127 control    yes       no
## 255 128    case    yes      yes
## 256 128 control     no       no
## 257 129    case     no       no
## 258 129 control    yes       no
## 259 130    case    yes      yes
## 260 130 control    yes      yes
## 261 131    case    yes       no
## 262 131 control    yes       no
## 263 132    case    yes      yes
## 264 132 control    yes       no
## 265 133    case    yes       no
## 266 133 control    yes       no
## 267 134    case    yes      yes
## 268 134 control    yes      yes
## 269 135    case     no       no
## 270 135 control    yes       no
## 271 136    case    yes       no
## 272 136 control    yes       no
## 273 137    case    yes      yes
## 274 137 control    yes      yes
## 275 138    case    yes       no
## 276 138 control    yes       no
## 277 139    case     no       no
## 278 139 control     no       no
## 279 140    case    yes      yes
## 280 140 control    yes      yes
## 281 141    case     no       no
## 282 141 control    yes       no
## 283 142    case    yes      yes
## 284 142 control    yes      yes
## 285 143    case     no      yes
## 286 143 control    yes      yes
## 287 144    case    yes      yes
## 288 144 control     no       no
## 289 145    case    yes       no
## 290 145 control     no       no
## 291 146    case    yes       no
## 292 146 control    yes      yes
## 293 147    case    yes       no
## 294 147 control    yes       no
## 295 148    case    yes      yes
## 296 148 control     no       no
## 297 149    case    yes       no
## 298 149 control    yes      yes
## 299 150    case    yes      yes
## 300 150 control    yes       no
## 301 151    case    yes       no
## 302 151 control    yes       no
## 303 152    case    yes      yes
## 304 152 control    yes      yes
## 305 153    case    yes       no
## 306 153 control    yes       no
## 307 154    case    yes      yes
## 308 154 control    yes      yes
## 309 155    case    yes      yes
## 310 155 control    yes      yes
## 311 156    case    yes       no
## 312 156 control    yes       no
## 313 157    case    yes      yes
## 314 157 control    yes      yes
## 315 158    case    yes      yes
## 316 158 control     no       no
## 317 159    case    yes       no
## 318 159 control    yes      yes
## 319 160    case     no       no
## 320 160 control    yes      yes
## 321 161    case    yes      yes
## 322 161 control    yes      yes
## 323 162    case    yes       no
## 324 162 control    yes      yes
## 325 163    case    yes      yes
## 326 163 control    yes       no
## 327 164    case    yes      yes
## 328 164 control    yes      yes
## 329 165    case     no       no
## 330 165 control    yes      yes
## 331 166    case     no       no
## 332 166 control    yes       no
## 333 167    case    yes      yes
## 334 167 control    yes      yes
## 335 168    case    yes       no
## 336 168 control    yes      yes
## 337 169    case    yes       no
## 338 169 control    yes      yes
## 339 170    case    yes      yes
## 340 170 control    yes      yes
## 341 171    case    yes       no
## 342 171 control     no       no
## 343 172    case    yes      yes
## 344 172 control    yes       no
## 345 173    case    yes      yes
## 346 173 control    yes       no
## 347 174    case    yes       no
## 348 174 control     no       no
## 349 175    case    yes      yes
## 350 175 control     no       no
## 351 176    case     no       no
## 352 176 control    yes       no
## 353 177    case    yes       no
## 354 177 control     no       no
## 355 178    case    yes      yes
## 356 178 control    yes      yes
## 357 179    case    yes       no
## 358 179 control     no       no
## 359 180    case    yes       no
## 360 180 control     no       no
## 361 181    case    yes      yes
## 362 181 control    yes      yes
## 363 182    case    yes       no
## 364 182 control    yes      yes
## 365 183    case    yes       no
## 366 183 control    yes      yes
## 367 184    case    yes      yes
## 368 184 control     no       no
## 369 185    case    yes      yes
## 370 185 control     no       no
## 371 186    case    yes      yes
## 372 186 control    yes      yes
## 373 187    case    yes      yes
## 374 187 control    yes       no
## 375 188    case    yes      yes
## 376 188 control     no       no
## 377 189    case    yes      yes
## 378 189 control    yes      yes
## 379 190    case    yes      yes
## 380 190 control    yes      yes
## 381 191    case    yes      yes
## 382 191 control    yes       no
## 383 192    case    yes      yes
## 384 192 control     no       no
## 385 193    case    yes      yes
## 386 193 control    yes       no
## 387 194    case    yes      yes
## 388 194 control    yes      yes
## 389 195    case    yes      yes
## 390 195 control    yes      yes
## 391 196    case    yes      yes
## 392 196 control     no       no
## 393 197    case    yes      yes
## 394 197 control    yes       no
## 395 198    case    yes      yes
## 396 198 control    yes       no
## 397 199    case    yes      yes
## 398 199 control     no       no
## 399 200    case     no       no
## 400 200 control    yes      yes
## 401 201    case     no       no
## 402 201 control    yes      yes
## 403 202    case    yes      yes
## 404 202 control    yes      yes
## 405 203    case    yes      yes
## 406 203 control    yes      yes
## 407 204    case    yes       no
## 408 204 control     no       no
## 409 205    case    yes      yes
## 410 205 control    yes      yes
## 411 206    case    yes       no
## 412 206 control    yes       no
## 413 207    case    yes      yes
## 414 207 control    yes      yes
## 415 208    case     no      yes
## 416 208 control     no      yes
## 417 209    case     no       no
## 418 209 control     no       no
## 419 210    case    yes      yes
## 420 210 control    yes       no
## 421 211    case    yes       no
## 422 211 control    yes      yes
## 423 212    case    yes      yes
## 424 212 control    yes      yes
## 425 213    case    yes       no
## 426 213 control    yes      yes
## 427 214    case    yes      yes
## 428 214 control    yes      yes
## 429 215    case    yes      yes
## 430 215 control    yes      yes
## 431 216    case     no       no
## 432 216 control    yes      yes
## 433 217    case    yes      yes
## 434 217 control    yes       no
##看資料
help(backpain)
## starting httpd help server ... done
str(dta)
## 'data.frame':    434 obs. of  4 variables:
##  $ ID      : Factor w/ 217 levels "1","2","3","4",..: 1 1 2 2 3 3 4 4 5 5 ...
##  $ status  : Factor w/ 2 levels "case","control": 1 2 1 2 1 2 1 2 1 2 ...
##  $ driver  : Factor w/ 2 levels "no","yes": 2 2 2 2 2 2 1 1 2 2 ...
##  $ suburban: Factor w/ 2 levels "no","yes": 2 1 2 2 1 2 1 1 1 2 ...

Text

##只將driver,suburban 算total 
with(dta, table(driver,suburban))
##       suburban
## driver  no yes
##    no   73  13
##    yes 127 221
##加入status分類
with(dta, table(driver,suburban,status ))
## , , status = case
## 
##       suburban
## driver  no yes
##    no   26   6
##    yes  64 121
## 
## , , status = control
## 
##       suburban
## driver  no yes
##    no   47   7
##    yes  63 100
##到這即可以看出各個總數
drivers <- c("no", "no", "yes", "yes")
suburbans <- c("no", "yes", "no", "yes")
cases <- c(26, 6, 64, 121)
controls <- c(47, 7, 63, 100)
totals <- c(73, 13, 127, 221)
Summarize <- data.frame(driver = drivers, suburban =suburbans , case = cases, control = controls, total = totals)
Summarize
##   driver suburban case control total
## 1     no       no   26      47    73
## 2     no      yes    6       7    13
## 3    yes       no   64      63   127
## 4    yes      yes  121     100   221
##以下只是進行嘗試
##將整體資料以status分類driver和suburban
dss <- aggregate(cbind(driver, suburban) ~ status, data=dta, FUN= length)
dss
##    status driver suburban
## 1    case    217      217
## 2 control    217      217
##將整體資料以driver分類status
sss <- aggregate(cbind(status) ~ driver, data=dta, FUN= length)
sss
##   driver status
## 1     no     86
## 2    yes    348
yss <- aggregate(cbind(status) ~ suburban, data=dta, FUN= length)
yss
##   suburban status
## 1       no    200
## 2      yes    234