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Table 6 National Trauma Data Bank National Sample Program, 2013 data codes of pre-existing comorbidities utilized in analysis

From: Complications and in-hospital mortality in trauma patients treated in intensive care units in the United States, 2013

Pre-existing comorbidities Source in dataset
 Coronary Artery Diseasea NTDB comorbidity codes 16, 17
ICD9 codes 414.01, 440.9, 414.00, 414.4, 414.3, 414.02
 Congestive Heart Failure NTDB comorbidity code 7
 Diabetes Mellitus NTDB comorbidity code 11
 Cerebrovascular Accident NTDB comorbidity code 10
 Peripheral Vascular Disease NTDB comorbidity code 18
 Pulmonary Disease ICD9 codes 490.0, 490, 491.0, 491.1, 491.2, 491.20, 491.22, 491.8, 491.9, 492.0, 492.8, 493, 493.0, 493.1, 493.2, 494.0, 493.1, 495.0, 495.1, 495.2, 495.3, 495.4, 495.5, 495.6, 495.7, 495.8, 495.9, 496.0
 Chronic Kidney Disease ICD9 codes 585.1, 585.2, 585.3, 585.4, 585.5, 585.6, 585.9
 Alcoholism NTDB comorbidity code 2
 Current Smoker NTDB comorbidity code 8
  1. aBecause the NTDB dataset used multiple comorbidity codes to indicate coronary artery disease (e.g., history of a myocardial infarction and history of angina), additional ICD9 codes were queried to ensure no cases were missing