Table 2.
Binary logistic regression model for hypertension including confounders
| Variable | B | SE | Wald statistic | df | P-value | Odds ratios
|
95% CI of OR
|
|
|---|---|---|---|---|---|---|---|---|
| EXP(B) | Lower | Upper | ||||||
| Hypertensive or normotensive (dependent variable) versus HIV status | ||||||||
| Sex | 0.115 | 0.529 | 0.047 | 1 | 0.827 | 1.122 | 0.398 | 3.166 |
| CD4 cell count (cells/mm3) | 0.000 | 0.001 | 0.674 | 1 | 0.412 | 0.999 | 0.997 | 1.001 |
| Educational attainment | −0.001 | 0.324 | 0.000 | 1 | 0.997 | 0.999 | 0.530 | 1.883 |
| BMI (kg/m2) | −0.146 | 0.048 | 9.174 | 1 | 0.002 | 0.864 | 0.786 | 0.950 |
| HIV status | −0.707 | 0.672 | 1.108 | 1 | 0.293 | 0.493 | 0.132 | 1.840 |
| Constant1 | 6.633 | 1.825 | 13.208 | 1 | <0.001 | 760.000 | ||
| Hypertensive or normotensive (dependent variable) versus ART status | ||||||||
| Sex | 0.039 | 0.752 | 0.003 | 1 | 0.959 | 1.040 | 0.238 | 4.538 |
| CD4 cell count (cells/mm3) | 0.000 | 0.001 | 0.129 | 1 | 0.719 | 1.000 | 0.997 | 1.002 |
| Educational attainment | 0.009 | 0.397 | 0.000 | 1 | 0.983 | 1.009 | 0.463 | 2.197 |
| BMI (kg/m2) | −0.232 | 0.074 | 9.945 | 1 | 0.002 | 0.793 | 0.686 | 0.916 |
| ART status | 0.383 | 0.705 | 0.295 | 1 | 0.587 | 1.466 | 0.368 | 5.836 |
| Constant1 | 7.861 | 2.044 | 14.784 | 1 | <0.001 | 2.593E3 | ||
| Hypertensive or normotensive (dependent variable) versus ART duration | ||||||||
| Sex | 0.293 | 0.986 | 0.088 | 1 | 0.767 | 1.340 | 0.194 | 9.257 |
| CD4 cell count (cells/mm3) | 0.002 | 0.002 | 0.684 | 1 | 0.408 | 1.002 | 0.998 | 1.006 |
| Educational attainment | −0.098 | 0.523 | 0.035 | 1 | 0.852 | 0.907 | 0.325 | 2.527 |
| BMI (kg/m2) | −0.279 | 0.101 | 7.550 | 1 | 0.006 | 0.757 | 0.620 | 0.923 |
| Duration on ART | −0.016 | 0.013 | 1.515 | 1 | 0.218 | 0.984 | 0.959 | 1.010 |
| Constant1 | 9.107 | 2.963 | 9.449 | 1 | 0.002 | 9.020E3 | ||
Abbreviations: ART, antiretroviral treatment; B, regression coefficient; BMI, body mass index; CD, cluster of differentiation; CI, confidence interval; Constant1, baseline odds estimated for hypertension when independent variables are absent; df, degrees of freedom; EXP(B), estimated odds ratio; HIV, human immunodeficiency virus; OR, odds ratio; SE, standard error of the estimate.