Table 4.
Population-attributable risk fractions (PARF) for problematic cannabis use (compared with no use/non-problematic use) for imputation sample of 7218
| Predictor | Reference category for predictor | Risk category for predictor | PARF |
|---|---|---|---|
| Housing tenure | Mortgaged/owned/private rented | Subsidized rented | 13% |
| Maternal education | A level or higher/O-level | < O-level | 7% |
| Social class | Managerial/professional | III or lower | 16% |
| Maternal cannabis | No | Some use postnatally | 17% |
| Maternal alcohol | Less than daily | Daily use | 3% |
| Maternal smoking | No | Some use postnatally | 24% |
| Postnatal maternal depressive symptoms | Subthreshold throughout | EPDS > 12 at some point | 15% |
| Conduct problems | Low/AO/CL | EOP | 25% |
EPDS = Edinburgh Postnatal Depression Scale; EOP = early onset persistent; AO = adolescent onset; CL = childhood limited.