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Table 3 Independent mortality predictors in all participants by Cox proportional hazards regression

From: Long-term mortality of acetaminophen poisoning: a nationwide population-based cohort study with 10-year follow-up in Taiwan

Variable Crude Hazard Ratio (95% CI) Adjusted Hazard Ratio (95% CI)a
APAP poisoning
 Yes 8.0 (6.3–10.2) 7.4 (5.8–9.6)
 No 1.0 1.0
Age (years)
 ≤ 20 1.0 1.0
 21–39 2.5 (1.3–4.7) 3.0 (1.5–5.6)
 40–64 7.8 (4.1–15.1) 6.2 (3.2–12.3)
 ≥ 65 41.4 (21.6–79.5) 14.9 (7.2–30.9)
Sex
 Male 2.6 (2.1–3.2) 2.1 (1.6–2.6)
 Female 1.0 1.0
DM
 Yes vs. No 8.3 (6.2–10.9) 1.6 (1.2–2.3)
CAD
 Yes vs. No 1.0 (7.7–12.9) 1.3 (0.9–1.8)
Stroke
 Yes vs. No 13.5 (1.0–18.3) 1.2 (0.8–1.7)
HTN
 Yes vs. No 9.1 (7.3–11.4) 1.5 (1.0–2.1)
Liver disease
 Yes vs. No 3.8 (3.0–4.8) 1.4 (1.1–1.9)
Renal disease
 Yes vs. No 3.5 (2.7–4.6) 1.1 (0.8–1.4)
Mental Disorder
 Yes vs. No 3.8 (3.0–4.7) 1.28 (0.9–1.5)
Cancer
 Yes vs. No 10.1 (7.3–14.0) 2.6 (1.8–3.6)
Geographic region
 Northern 0.2 (0.1–0.8) 0.1 (0.03–0.3)
 Central 0.2 (0.04–0.8) 0.1 (0.03–0.5)
 Southern 0.3 (0.1–1.1) 0.2 (0.04–0.5)
 Eastern 1.0 1.0
Monthly income
 NTD ≤ 15,840 4.5 (2.9–6.9) 2.2 (1.4–3.5)
 NTD 15840–25,000 2.3 (1.5–3.7) 1.6 (1.0–2.5)
 NTD ≥ 25,001 1.0 1.0
  1. aAdjusted for all the variables. APAP Acetaminophen, CI Confidence interval, DM Diabetes mellitus, CAD Coronary artery disease, HTN Hypertension, NTD New Taiwan dollar