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Baseline characteristics (N = 76)
| Variable | Number | Percentage |
|---|---|---|
| Males | 52 | 68.4 |
| Females | 24 | 31.6 |
| Age < 60 years | 53 | 69.7 |
| Age > 60 years | 23 | 30.3 |
| Comorbidities | ||
| Diabetes mellitus | 36 | 47.4 |
| Hypertension | 35 | 46.1 |
| Chronic obstructive pulmonary disease | 8 | 10.5 |
| Cardiac disease | 16 | 21.1 |
| Thyroid dysfunction | 7 | 9.2 |
| Chronic smoking | 35 | 46.1 |
| Chewing tobacco (pan) | 43 | 56.6 |
| Chronic alcohol consumption | 25 | 32.8 |
