Table-1: Demographic features of the study groups
| Charatheristics | Smoker | Ex-smoker | Non-smoker | P value |
| Sex (f/m) | 91/162 | 12/53 | 299/93 | <0.001 |
| New hypertension (f/m) | 8/9 | 2/9 | 68/20 | 0.013 (f), <0.001 (m) |
| Previous hypertension (f/m) | 10/13 | 1/8 | 103/27 | 0.001 (f), <0.001(m) |
| Age (year) | 47±12 | 56±13 | 53±17 | <0.001 |
| Systolic BP (mmHg) | 119±23 | 134±26 | 150±29 | <0.001 |
| Diastolic BP (mmHg) | 74±14 | 80±13 | 88±15 | <0.001 |
| Mean BP (mmHg) | 89±17 | 99±17 | 109±19 | <0.001 |
| BMI (kg/m2) | 26.4±4.7 | 27.2±4.4 | 30.0±6.0 | <0.001 |
BP: blood pressure, f: female, m: male, BMI: body mass index