Work productivity among respondents
| Characteristics | MMT duration ≤12 months (n=102) | MMT duration >12 months (n=139) | Total (n=241) | p Value | |||
| Mean | SD | Mean | SD | Mean | SD | ||
| Per cent work time missed because of poor health | 13.9 | 31.0 | 16.7 | 32.4 | 15.6 | 31.7 | 0.69 |
| Per cent impairment while working because of poor health | 8.1 | 23.6 | 4.3 | 15.5 | 5.8 | 19.0 | 0.44 |
| Per cent overall work impairment because of poor health | 8.0 | 24.3 | 13.3 | 30.7 | 11.2 | 28.3 | 0.65 |
| Per cent activity impairment because of poor health | 6.9 | 21.8 | 3.9 | 16.5 | 5.1 | 18.8 | 0.17 |
MMT, methadone maintenance treatment.