Descriptive statistics of the study groups
| Background characteristics | Street sweeper N=180 | Comparison group N=180 |
|---|---|---|
| Workers' age | (t=−0.952; p=0.3416) | |
| 19–34 years | 45.5 | 34.4 |
| 35 and above | 54.4 | 65.5 |
| Mean age±SD | 37.3±9.1 | 38.1±7.4 |
| Years of working | (t=−1.123; p=0.261) | |
| Below 10 | 67.8 | 51.1 |
| 10 or more | 32.2 | 48.9 |
| Mean±SD | 10.6±8.3 | 11.4±6.3 |
| Substance use | ||
| No addiction | 33.3 | 53.3 |
| Any one | 68.6 | 46.6 |
| Two or more | 32.2 | 19.4 |
| Mental health (GHQ-12) | ||
| Good | 47.2 | 35.6 |
| Intermediate | 21.7 | 28.9 |
| Poor | 31.1 | 35.6 |
| Job satisfaction | ||
| Good | 17.8 | 30.5 |
| Average | 65.0 | 61.1 |
| Bad | 17.2 | 8.3 |
| BMI | ||
| <25 | 65.6 | 51.7 |
| >25 | 34.4 | 48.3 |
| Mean BMI±SD | 23.6±1.4 | 25.1±3.3 |
| Caste | ||
| SC/ST | 85.6 | 51.7 |
| Others | 14.4 | 48.3 |
BMI,body mass index; GHQ-12,General Health Questionnaire of 12 items; SC,scheduled caste; ST,scheduled tribe.