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Table 2 Characteristics of patients admitted who fulfil EDOU criteria for acetaminophen poisoning (n = 219)

From: Performance of an emergency department observation unit protocol in reducing length of stay for acetaminophen overdose: a retrospective study

Variables Admitted EDOU (n = 153) Admitted ward (n = 66) P
Median age, years (IQR) 23 (19–32) 29 (19.8–35.5) 0.015
Gender
 Male, n (%) 38 (24.8) 27 (40.9) 0.017
 Female, n (%) 115 (75.2) 39 (59.1)  
Ingestion
 Single, n (%) 121 (79.1) 51 (77.3) 0.76
Staggered, n (%) 32 (20.9) 15 (22.7)  
Median dose of paracetamol taken, g (IQR) 10 (9–15) 10.8 (8.6–15.8) 0.28
Given IV NAC, n (%) 124 (81.1) 55 (83.3) 0.69
Acetaminophen-induced liver injury
 No liver injury, n (%) 147 (96.0) 60 (90.9) 0.19
 Developed acute liver injurya, n (%) 3 (2.0) 2 (3.0) 0.64
 Developed hepatotoxicityb, n (%) 3 (2.0) 4 (6.1) 0.20
  1. aAST/ALT double of initial value to at least 150 U/L
  2. bAST/ALT increased to 1000 U/L and above