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Table 5 Frequency of liver-related diagnostic codes according to the development of hepatotoxicity *

From: Validation of ICD-9-CM/ICD-10 coding algorithms for the identification of patients with acetaminophen overdose and hepatotoxicity using administrative data

Clinical Diagnosis (Codes)

Hepatotoxicity (n = 59)

No Hepatotoxicity (n = 73)

Odds Ratio (95% CI)

P-value

Hepatic necrosis (570, K71.1)

42.4% (25)

4.1% (3)

17.16 (4.65–92.85)

< 0.0005

Toxic hepatitis (573.3, K71.2, K71.6, K71.9)

48.2% (29)

11.0% (8)

7.85 (3.01–21.98)

< 0.0005

Hepatic encephalopathy (572.2, K72.0, K72.9)

15.3% (9)

1.4% (1)

12.96 (1.67–575.6)

0.005

Coagulopathy (286.7, D68.4, D68.9)

6.8% (4)

4.1% (3)

1.70 (0.27–12.02)

0.70

ARDS (582.82, J80)

1.7% (1)

0%

--

0.45

  1. * In patients identified by the acetaminophen overdose coding algorithm including codes 965.4 and T39.1. Codes for jaundice and hepatorenal syndrome were not recorded in any patient.
  2. ARDS, adult respiratory distress syndrome. CI, confidence interval.