| Units of alcohol per week | Number of events§† | Crude rate (95% CI) | Hazard ratio (95% CI) | Hazard ratio (95% CI) |
|---|---|---|---|---|
| Per 1000 person years | Univariate | Age & gender adjusted | ||
| 0 | 24 | 5.58 (3.74–8.33) | ref | ref |
| 1–7 | 83 | 5.57 (4.49–6.91) | 1.01 (064–1.58) | 1.02 (0.65–1.60) |
| 8–14 | 23 | 5.99 (3.98–9.01) | 1.07 (0.60–1.89) | 1.15 (0.65–2.06) |
| 15–21 | 11 | 7.58 (4.20–13.68) | 1.36 (0.67–2.78) | 1.59 (0.76–3.30) |
| 21–28 | 3 | 8.61 (2.78–26.70) | 1.51 (0.46–5.03) | 1.91 (0.56–6.47) |
| >28 | 6 | 9.05 (4.07–20.15) | 1.60 (0.66–3.92) | 1.92 (0.76–4.89) |
§Event=abnormal LFT. †Not all patients who were defined as drinkers/non-drinkers had alcohol consumption defined in units.