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Table 5 Results of the multivariate multilevel analysis of the costs of AEs with clustering on hospital level and hospital department level

From: Direct medical costs of adverse events in Dutch hospitals

  All adverse events β Preventable adverse events β
Intercept 366 289
Adverse event 4516 3521
Age -11.2 * -9.6 *
Sex -3.3 -7.5
Admission type -341 -506
Diagnostic groups (ICD9DE)   
Endocrine, nutritional and metabolic diseases, and immunity disorders -584 -568
Nervous system and sense organs -474 -531
Circulatory system -1735 * -1727 *
Respiratory system -1334 * -1346 *
Digestive system -1049 * -986 *
Genitourinary system -606 -608
Symptoms, signs and ill-defined conditions -872 * -909 *
Injury and poisoning -1283 * -1162 *
All other codes -896 * -898 *
Charlson index -81 -81
Speciality -676 * -606 *
  1. Dependent variable: costs of admission. Independent variables: age: continuous variable, sex: male as reference, admission type: non urgent as reference, diagnostic groups: neoplasms as reference, Charlson comorbidity index: continuous variable, speciality: non-surgical as reference