Pulse Wave Velocity
m1PWV = lm(PWV~Age1 * IncidIPV * Sex * Race + BMIcat + PovStat,IncidIPVbpPWV)
summary(m1PWV)
##
## Call:
## lm(formula = PWV ~ Age1 * IncidIPV * Sex * Race + BMIcat + PovStat,
## data = IncidIPVbpPWV)
##
## Residuals:
## Pulse wave velocity
## Min 1Q Median 3Q Max
## -2.489 -0.619 -0.014 0.486 5.606
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 3.4240 2.0464 1.67 0.097
## Age1 0.0487 0.0465 1.05 0.297
## IncidIPV1 4.8427 4.4077 1.10 0.274
## SexMen -0.1151 2.6985 -0.04 0.966
## RaceAfrAm 3.0884 3.0334 1.02 0.311
## BMIcatObese 0.1904 0.3275 0.58 0.562
## PovStatBelow -0.0146 0.2692 -0.05 0.957
## Age1:IncidIPV1 -0.0736 0.1100 -0.67 0.505
## Age1:SexMen 0.0266 0.0651 0.41 0.684
## IncidIPV1:SexMen 7.5504 7.0161 1.08 0.284
## Age1:RaceAfrAm -0.0145 0.0718 -0.20 0.841
## IncidIPV1:RaceAfrAm -3.4548 5.4769 -0.63 0.530
## SexMen:RaceAfrAm 3.6113 4.0234 0.90 0.372
## Age1:IncidIPV1:SexMen -0.1947 0.1644 -1.18 0.239
## Age1:IncidIPV1:RaceAfrAm 0.0304 0.1347 0.23 0.822
## Age1:SexMen:RaceAfrAm -0.1159 0.0965 -1.20 0.233
## IncidIPV1:SexMen:RaceAfrAm -8.2029 8.2355 -1.00 0.322
## Age1:IncidIPV1:SexMen:RaceAfrAm 0.2106 0.1938 1.09 0.280
##
## Residual standard error: 1.21 on 102 degrees of freedom
## Multiple R-squared: 0.381, Adjusted R-squared: 0.278
## F-statistic: 3.69 on 17 and 102 DF, p-value: 1.85e-05
Pulse Wave Velocity - Model 2 - mean arterial pressure (MAP) included as covariate
No BP adjustments for MAP
m2PWV = lm(PWV~Age1 * IncidIPV * Sex * Race + BMIcat + PovStat + MAP,IncidIPVbpPWV)
summary(m2PWV)
##
## Call:
## lm(formula = PWV ~ Age1 * IncidIPV * Sex * Race + BMIcat + PovStat +
## MAP, data = IncidIPVbpPWV)
##
## Residuals:
## Pulse wave velocity
## Min 1Q Median 3Q Max
## -2.475 -0.591 -0.028 0.444 5.624
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 2.6378 2.1464 1.23 0.22
## Age1 0.0407 0.0469 0.87 0.39
## IncidIPV1 4.2039 4.4314 0.95 0.35
## SexMen -0.2209 2.6945 -0.08 0.93
## RaceAfrAm 3.1165 3.0273 1.03 0.31
## BMIcatObese 0.1507 0.3285 0.46 0.65
## PovStatBelow -0.1008 0.2782 -0.36 0.72
## MAP 0.0142 0.0119 1.19 0.24
## Age1:IncidIPV1 -0.0593 0.1104 -0.54 0.59
## Age1:SexMen 0.0275 0.0650 0.42 0.67
## IncidIPV1:SexMen 8.7754 7.0771 1.24 0.22
## Age1:RaceAfrAm -0.0167 0.0716 -0.23 0.82
## IncidIPV1:RaceAfrAm -2.5847 5.5145 -0.47 0.64
## SexMen:RaceAfrAm 3.2777 4.0250 0.81 0.42
## Age1:IncidIPV1:SexMen -0.2222 0.1657 -1.34 0.18
## Age1:IncidIPV1:RaceAfrAm 0.0101 0.1355 0.07 0.94
## Age1:SexMen:RaceAfrAm -0.1064 0.0967 -1.10 0.27
## IncidIPV1:SexMen:RaceAfrAm -9.0145 8.2470 -1.09 0.28
## Age1:IncidIPV1:SexMen:RaceAfrAm 0.2270 0.1939 1.17 0.24
##
## Residual standard error: 1.21 on 101 degrees of freedom
## Multiple R-squared: 0.389, Adjusted R-squared: 0.28
## F-statistic: 3.58 on 18 and 101 DF, p-value: 2.17e-05
Pulse Wave Velocity - Model 3 - mean arterial pressure (MAP) included as covariate
sBP and dBP adjustments for MAP
m3PWV = lm(PWV~Age1 * IncidIPV * Sex * Race + BMIcat + PovStat + adjMAP,IncidIPVbpPWV)
summary(m3PWV)
##
## Call:
## lm(formula = PWV ~ Age1 * IncidIPV * Sex * Race + BMIcat + PovStat +
## adjMAP, data = IncidIPVbpPWV)
##
## Residuals:
## Pulse wave velocity
## Min 1Q Median 3Q Max
## -2.440 -0.645 -0.055 0.412 5.506
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 1.9374 2.1000 0.92 0.358
## Age1 0.0335 0.0459 0.73 0.468
## IncidIPV1 4.0049 4.3278 0.93 0.357
## SexMen -0.3536 2.6426 -0.13 0.894
## RaceAfrAm 3.3234 2.9700 1.12 0.266
## BMIcatObese 0.0965 0.3230 0.30 0.766
## PovStatBelow -0.1633 0.2709 -0.60 0.548
## adjMAP 0.0267 0.0114 2.35 0.021
## Age1:IncidIPV1 -0.0563 0.1078 -0.52 0.603
## Age1:SexMen 0.0293 0.0637 0.46 0.647
## IncidIPV1:SexMen 9.4273 6.9118 1.36 0.176
## Age1:RaceAfrAm -0.0241 0.0703 -0.34 0.733
## IncidIPV1:RaceAfrAm -2.3087 5.3815 -0.43 0.669
## SexMen:RaceAfrAm 2.6666 3.9575 0.67 0.502
## Age1:IncidIPV1:SexMen -0.2390 0.1620 -1.48 0.143
## Age1:IncidIPV1:RaceAfrAm 0.0047 0.1322 0.04 0.972
## Age1:SexMen:RaceAfrAm -0.0902 0.0951 -0.95 0.345
## IncidIPV1:SexMen:RaceAfrAm -8.8628 8.0636 -1.10 0.274
## Age1:IncidIPV1:SexMen:RaceAfrAm 0.2241 0.1897 1.18 0.240
##
## Residual standard error: 1.19 on 101 degrees of freedom
## Multiple R-squared: 0.413, Adjusted R-squared: 0.308
## F-statistic: 3.95 on 18 and 101 DF, p-value: 4.63e-06
Pulse Wave Velocity - Model 4 - mean arterial pressure (MAP) included as covariate
sBP adjustments for MAP
m4PWV = lm(PWV~Age1 * IncidIPV * Sex * Race + BMIcat + PovStat + MAP_adjsBP,IncidIPVbpPWV)
summary(m4PWV)
##
## Call:
## lm(formula = PWV ~ Age1 * IncidIPV * Sex * Race + BMIcat + PovStat +
## MAP_adjsBP, data = IncidIPVbpPWV)
##
## Residuals:
## Pulse wave velocity
## Min 1Q Median 3Q Max
## -2.451 -0.601 -0.035 0.446 5.580
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 2.26006 2.12737 1.06 0.291
## Age1 0.03679 0.04648 0.79 0.430
## IncidIPV1 4.04201 4.38436 0.92 0.359
## SexMen -0.28679 2.67186 -0.11 0.915
## RaceAfrAm 3.20127 3.00211 1.07 0.289
## BMIcatObese 0.12425 0.32617 0.38 0.704
## PovStatBelow -0.13665 0.27499 -0.50 0.620
## MAP_adjsBP 0.02096 0.01175 1.78 0.077
## Age1:IncidIPV1 -0.05624 0.10923 -0.51 0.608
## Age1:SexMen 0.02834 0.06444 0.44 0.661
## IncidIPV1:SexMen 9.19178 7.00296 1.31 0.192
## Age1:RaceAfrAm -0.01992 0.07106 -0.28 0.780
## IncidIPV1:RaceAfrAm -2.36227 5.45375 -0.43 0.666
## SexMen:RaceAfrAm 2.99440 3.99606 0.75 0.455
## Age1:IncidIPV1:SexMen -0.23237 0.16404 -1.42 0.160
## Age1:IncidIPV1:RaceAfrAm 0.00534 0.13398 0.04 0.968
## Age1:SexMen:RaceAfrAm -0.09884 0.09600 -1.03 0.306
## IncidIPV1:SexMen:RaceAfrAm -9.06168 8.16300 -1.11 0.270
## Age1:IncidIPV1:SexMen:RaceAfrAm 0.22803 0.19198 1.19 0.238
##
## Residual standard error: 1.2 on 101 degrees of freedom
## Multiple R-squared: 0.4, Adjusted R-squared: 0.293
## F-statistic: 3.74 on 18 and 101 DF, p-value: 1.11e-05
Pulse Wave Velocity - Model 5 - mean arterial pressure (MAP) included as covariate
dBP adjustments for MAP
m5PWV = lm(PWV~Age1 * IncidIPV * Sex * Race + BMIcat + PovStat + MAP_adjdBP,IncidIPVbpPWV)
summary(m5PWV)
##
## Call:
## lm(formula = PWV ~ Age1 * IncidIPV * Sex * Race + BMIcat + PovStat +
## MAP_adjdBP, data = IncidIPVbpPWV)
##
## Residuals:
## Pulse wave velocity
## Min 1Q Median 3Q Max
## -2.451 -0.601 -0.035 0.446 5.580
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 2.26006 2.12737 1.06 0.291
## Age1 0.03679 0.04648 0.79 0.430
## IncidIPV1 4.04201 4.38436 0.92 0.359
## SexMen -0.28679 2.67186 -0.11 0.915
## RaceAfrAm 3.20127 3.00211 1.07 0.289
## BMIcatObese 0.12425 0.32617 0.38 0.704
## PovStatBelow -0.13665 0.27499 -0.50 0.620
## MAP_adjdBP 0.02096 0.01175 1.78 0.077
## Age1:IncidIPV1 -0.05624 0.10923 -0.51 0.608
## Age1:SexMen 0.02834 0.06444 0.44 0.661
## IncidIPV1:SexMen 9.19178 7.00296 1.31 0.192
## Age1:RaceAfrAm -0.01992 0.07106 -0.28 0.780
## IncidIPV1:RaceAfrAm -2.36227 5.45375 -0.43 0.666
## SexMen:RaceAfrAm 2.99440 3.99606 0.75 0.455
## Age1:IncidIPV1:SexMen -0.23237 0.16404 -1.42 0.160
## Age1:IncidIPV1:RaceAfrAm 0.00534 0.13398 0.04 0.968
## Age1:SexMen:RaceAfrAm -0.09884 0.09600 -1.03 0.306
## IncidIPV1:SexMen:RaceAfrAm -9.06168 8.16300 -1.11 0.270
## Age1:IncidIPV1:SexMen:RaceAfrAm 0.22803 0.19198 1.19 0.238
##
## Residual standard error: 1.2 on 101 degrees of freedom
## Multiple R-squared: 0.4, Adjusted R-squared: 0.293
## F-statistic: 3.74 on 18 and 101 DF, p-value: 1.11e-05