Table 1. Baseline characteristics of the study subjects.
*Multiple responses
BMI: Body mass index, NSAID: Non-steroidal anti-inflammatory drugs, PPI: Proton pump inhibitor
| Variables | Number/Mean | %/SD |
| Age (in years) | 59.6 | 20.9 |
| Age group | ||
| <50 years | 55 | 36.1 |
| >50 years | 97 | 63.9 |
| Diet | ||
| Vegetarian | 98 | 64.5 |
| Mixed | 54 | 35.5 |
| BMI (kg/m2) | 21.9 | 3.8 |
| History of medication | ||
| No | 121 | 79.6 |
| NSAID | 9 | 5.9 |
| PPI | 22 | 14.5 |
| Comorbidities | ||
| No | 89 | 58.6 |
| Yes | 63 | 41.4 |
| If yes, comorbidity type* | ||
| Hypertension | 31 | 20.4 |
| Diabetes | 22 | 14.5 |
| Thyroid dysfunction | 6 | 3.9 |
| Others | 16 | 10.5 |