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Table 3 Event rates and hazard ratios of first liver-related event according to various BMI and alcohol combinations

From: Risk of chronic liver disease in post-menopausal women due to body mass index, alcohol and their interaction: a prospective nested cohort study within the United Kingdom Collaborative Trial of Ovarian Cancer Screening (UKCTOCS)

BMI category (kg/m2) Alcohol category (units/week)
None <1–15 16–20 ≥21
  First event rate per 1000 person years (95% confidence intervals)
<25 0.52 (0.3–0.8) 0.42 (0.3–0.5) 0.50 (0.1–1.3) 1.00 (0.3–2.6)
25 - <30 0.83 (0.6–1.2) 0.57 (0.4–0.7) 0.84 (0.3–2.0) 1.81 (0.6–4.2)
≥30 1.43 (1.0–1.9) 0.88 (0.7–1.1) 0.98 (0.1–3.5) 1.68 (0.2–6.1)
  Hazard ratio (95% confidence intervals) adjusted for smoking, hypertension, heart disease, hypercholesterolaemia, diabetes and IMD
<25 1 (reference) 0.91 (0.56–1.47) 1.03 (0.35–2.99) 1.93 (0.66–5.62)
25 - <30 1.46 (0.85–2.50) 1.34 (0.71–1.83) 1.61 (0.61–4.26) 3.32 (1.25–8.81)
≥30 2.28 (1.35–3.86) 1.58 (0.96–2.61) 1.67 (0.39–7.15) 2.86 (0.67–12.21)
  Hazard ratio (95% confidence intervals) adjusted for hypertension, heart disease, hypercholesterolemia and diabetes
<25 1 (reference) 0.85 (0.53–1.37) 1.07 (0.37–3.09) 2.13 (0.74–6.17)
25 - <30 1.51 (0.89–2.55) 1.11 (0.69–1.76) 1.74 (0.66–4.57) 3.69 (1.40–9.72)
≥30 2.35 (1.40–3.95) 1.59 (0.97–2.60) 1.89 (0.44–8.01) 3.16 (0.74–13.41)