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Table 4 ICD-9 codes for postoperative in-hospital complications

From: Effect of socioeconomic inequalities on cholecystectomy outcomes: a 10-year population-based analysis

Complications

ICD-9 codes

Mechanical wound complications

998.12, 998.13, 998.3, 998.6, and 998.83

Infections

998.5, 998.51, and 998.59

Urinary complications

997.5

Pulmonary complications

512.1, 518.4, 518.5, and 997.3

Systemic complications

998.0 and 998.89

Complications during procedure

998.11, 998.2, and 998.4

Specific complications of the gallbladder/digestive system

997.4, 576.0, 998.6, 576.4, 575.5, 51.36, 51.37, 51.39, 51.71, 51.72, and 51.79

Respiratory complications

997.3, 997.31, and 997.39

Other

998.4, 998.7, 998.8, 998.89, and 998.9