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Table 5 Clinical variables associated with one-year mortality in patients with organophosphate and carbamate poisoning analyzed by multivariate Cox regression (N = 5932)

From: One-year mortality among hospital survivors of cholinesterase inhibitor poisoning based on Taiwan National Health Insurance Research Database from 2003 to 2012

Parameter Univariate analysis P value Multivariate analysis P value
HR (95% CI) HR (95% CI)
Age 1.019 (1.013–1.026) < 0.0001 1.016 (1.009–1.022) < 0.0001
Female Sex 0.844 (0.674–1.056) 0.1385   
Diabetes mellitus 1.335 (1.006–1.771) 0.0451 1.185 (0.891–1.575) 0.2437
Hypertension 0.962 (0.722–1.282) 0.7923   
Coronary artery disease 1.110 (0.639–1.930) 0.7110   
Cerebrovascular accident 1.026 (0.548–1.923) 0.9360   
Chronic renal failure 1.932 (0.722–5.174) 0.1900   
Chronic obstructive pulmonary disease 1.293 (0.642–2.604) 0.4722   
Asthma 1.071 (0.344–3.337) 0.9062   
Liver failure 0.796 (0.112–5.658) 0.8194   
Atropine 0.992 (0.814–1.207) 0.9321   
Pralidoxime 1.367 (1.121–1.668) 0.0020 1.102 (0.892–1.362) 0.3669
Hemodialysis 2.443 (1.304–4.576) 0.0053 1.678 (0.890–3.163) 0.1095
Pneumonia 2.860 (2.196–3.725) < 0.0001 1.962 (1.477–2.605) < 0.0001
Mechanical ventilation 2.199 (1.796–2.692) < 0.0001 1.722 (1.371–2.162) < 0.0001
  1. CI, Confidence interval; Data are presented as mean ± SD or N (%)