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Table 2 Descriptive statistics of patients included in the analysis

From: Hospital costs associated with psychiatric comorbidities: a retrospective study

  All Cases Controls
  Mean/% Standard deviation Mean/% Standard deviation Mean/% Standard deviation
Costs (€) 4834 9165 10,463 18,996 4570 8334
LOS (days) 7.42 7.79 14.01 14.96 7.11 7.14
Age (years at admission) 59 18 58 18 59 18
CCI 1.97 2.80 3.34 3.26 1.90 2.76
Intensive Care Hours 20 123 67 248 18 114
Sec. diagn. (number) 7 6 14 9 6 5
Died (%) 2   6   2  
Female (%) 48   44   48  
Male (%) 52   56   52  
Observations (number) 158,702   7107   151,595  
  1. LOS Length of stay, CCI Charlson comorbidity index, sec. Diag., secondary diagnoses