Table 3.
Comparing the prevalence of hypertension, systolic and diastolic hypertension, and mean SBP and DBP among study groups
|
Group 1
(227) |
Group 2
(25) |
Group 3
(263) |
Group 4
(64) |
P-Value * | |
|---|---|---|---|---|---|
| Hypertension; n (%) | 19 (8.3%) | 2(8%) | 38 (14.4%) | 8 (12.5%) | 0.184* |
| Systolic hypertension; n (%) | 10 (4.4%) | 1(4%) | 21 (8%) | 2 (3.1%) | 0.254* |
| Diastolic hypertension; n (%) | 14 (6.1%) | 1(4%) | 34 (12.9%) | 6 (9.4%) | 0.058* |
| Mean (SD) SBP | 109.3 (0.93) | 111/2(2/9) | 113/8 (0/8) | 111/9 (1/6) | 0.001** |
| Mean (SD) DBP | 70.5 (0.6) | 71/8(2/0) | 76/0 (0/5) | 74/2 (1/2) | 0.001 |
DBP: Diastolic blood pressure; SBP: systolic blood pressure; SD: standard deviation
*
Chi-square test
**
ANOVA test
***
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)