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Blood pressure and smoking status of SiSU users at baseline compared with final check
| Variables | Baseline, n (%) | Final check, n (%) | Chi-square value (df=1) | P value | |
| High blood pressure (mm Hg) | |||||
|
|
No | 5768 (84.23) | 5963 (87.08) | 38.2 | <.001 |
|
|
Yes | 1080 (15.77) | 885 (12.92) | N/Aa | N/A |
| Smoking status | |||||
|
|
Nonsmoker | 7436 (88.09) | 7578 (89.87) | 48.4 | <.001 |
|
|
Smoker | 1005 (11.91) | 854 (10.13) | N/A | N/A |
aN/A: not applicable.
