Table 2 Prevalence of mild to severe anxiety symptom in participants
| Â | Presence of anxiety | P-value | Levels of anxiety | |||
|---|---|---|---|---|---|---|
Without (score of 0–4) | With (score of 5–21) | Mild (score of 5–9) | Moderate (score of 10–14) | Severe (score of 15–21) | ||
No. participants (%) | 2275 (46.6) | 2602 (53.4) | Â | 2463 (50.5) | 123 (2.5) | 16 (0.3) |
Sex (%) | Â | Â | 0.309 | Â | Â | Â |
 Female | 1106 (45.9) | 1304 (54.1) |  | 1219 (50.6) | 75 (3.1) | 10 (0.4) |
 Male | 1169 (47.4) | 1298 (52.6) |  | 1244 (50.4) | 48 (1.9) | 6 (0.2) |
Age groups (%) | Â | Â | 0.828 | Â | Â | Â |
  < 50 | 497 (47.2) | 555 (52.8) |  | 533 (50.7) | 18 (1.7) | 4 (0.4) |
 50–59 | 558 (47.4) | 619 (52.6) |  | 590 (50.1) | 26 (2.2) | 3 (0.3) |
 60–69 | 601 (46.4) | 694 (53.6) |  | 661 (51.0) | 30 (2.3) | 3 (0.2) |
  ≥ 70 | 619 (45.8) | 734 (54.2) |  | 679 (50.2) | 49 (3.6) | 6 (0.4) |
BMI groups (kg/m2) | Â | Â | 0.885 | Â | Â | Â |
  < 18.5 | 47 (51.1) | 45 (48.9) |  | 39 (42.4) | 5 (5.4) | 1 (1.1) |
 18.5–24.9 | 1186 (47.8) | 1297 (52.2) |  | 1229 (49.5) | 63 (2.5) | 5 (0.2) |
 25.0–29.9 | 858 (48.7) | 905 (51.3) |  | 859 (48.7) | 40 (2.3) | 6 (0.3) |
  ≥ 30.0 | 166 (48.3) | 178 (51.7) |  | 170 (49.4) | 6 (1.7) | 2 (0.6) |
History of disease (%) | Â | Â | 0.046 | Â | Â | Â |
 Diabetes only | 534 (45.0) | 653 (55.0) |  | 614 (51.7) | 38 (3.2) | 1 (0.1) |
 Hypertension only | 1172 (48.4) | 1248 (51.6) |  | 1182 (48.8) | 55 (2.3) | 11 (0.5) |
 Both | 569 (44.8) | 701 (55.2) |  | 667 (52.5) | 30 (2.4) | 4 (0.3) |
Smoking (%) |  |  |  < 0.001* |  |  |  |
 Current smoker | 575 (54.1) | 487 (45.9) |  | 472 (44.4) | 13 (1.2) | 2 (0.2) |
 Ex-smoker | 202 (65.6) | 106 (34.4) |  | 99 (32.1) | 6 (1.9) | 1 (0.3) |
 Non-smoker | 1492 (42.6) | 2009 (57.4) |  | 1892 (54.0) | 104 (3.0) | 13 (0.4) |
Alcohol drinking (%) |  |  |  < 0.001* |  |  |  |
 Current drinker | 373 (56.3) | 290 (43.7) |  | 283 (42.7) | 6 (0.9) | 1 (0.2) |
 Ex-drinker | 89 (69.0) | 40 (31.0) |  | 37 (28.7) | 1 (0.8) | 2 (1.6) |
 Non-drinker | 1798 (44.2) | 2272 (55.8) |  | 2143 (52.7) | 116 (2.9) | 13 (0.3) |