Table 5.
Regression results and OR for prediction diastolic hypertension in study groups in the presence and absence of the meaningful confounding variables (age and regular exercise of participants)*
| Variable | B | SE | p-value | OR | 95% CI for OR | ||
|---|---|---|---|---|---|---|---|
| Lower | Upper | ||||||
| Diastolic hypertension | Group 1 | 0.068 | |||||
| Group 2 | 0.451 | 1.057 | 0.670 | 1.570 | 0.198 | 12.470 | |
| Group 3 | 0.909 | 1.107 | 0.411 | 2.483 | 0.284 | 21.740 | |
| Group 4 | 1.271 | 1.037 | 0.220 | 3.563 | 0.467 | 27.201 | |
| Diastolic hypertension | Group 1 | 0.038 | |||||
| Group 2 | 0.737 | 1.074 | 0.493 | 2.089 | 0.255 | 17.132 | |
| Group 3 | 1.032 | 1.128 | 0.360 | 2.807 | 0.308 | 25.590 | |
| Group 4 | 1.648 | 1.065 | 0.122 | 5.196 | 0.644 | 41.930 | |
| Age | 0.048 | 0.021 | 0.021 | 1.049 | 1.007 | 1.093 | |
| Regular exercise | 0.344 | 0.462 | 0.457 | 1.410 | 0.570 | 3.491 | |
CI: confidence interval; OR: Odds ratio; SE: standard error
*
Non-smokers exposed to noise <85 DB (Group 1); Smokers exposed to noise <85 DB (Group 2); non-smokers exposed to noise ≥85 DB (Group 3); smokers exposed to noise ≥85 DB (Group 4)