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Table 4 Adjusted odds of operative mortality following liver transplantation at volume non-compliant hospitals.

From: Payer leverage and hospital compliance with a benchmark: a population-based observational study

COvariate Odds Ratio 95% Confidence Interval
Volume non-compliant 1.50 1.12 – 2.02
Female 1.16 1.02 – 1.33
Race   
   White 1 (ref.) --
   Black 0.94 0.58 – 1.53
   Hispanic 1.13 0.83 – 1.55
   Asian 1.01 0.67 – 1.51
   Other 1.28 0.99 – 1.66
Insurance type   
   Medicare 1 (ref.) --
   Medicaid 0.81 0.64 – 1.02
   Private 0.85 0.66 – 1.08
Operative year   
   1993 1 (ref.) --
   1994 0.80 0.49 – 1.31
   1995 0.70 0.41 – 1.19
   1996 0.75 0.43 – 1.29
   1997 0.62 0.34 – 1.13
   1998 0.44 0.25 – 0.77
   1999 0.66 0.44 – 0.98
   2000 0.52 0.33 – 0.81
   2001 0.42 0.23 – 0.74
   2002 0.41 0.26 – 0.64
   2003 0.47 0.30 – 0.74
Elixhauser codes   
   Congestive heart failure 2.54 1.63 – 3.94
   Arrhythmias 2.08 1.47 – 2.93
   Valvular disease 0.61 0.32 – 1.17
   Pulmonary circulation disorders 3.48 2.09 – 5.80
   Peripheral vascular disorders 1.21 0.44 – 3.28
   Paralysis 2.27 0.62 – 8.22
   Neurologic disorders 1.09 0.52 – 2.27
   Chronic pulmonary disease 1.04 0.67 – 1.60
   Diabetes mellitus, complex 0.94 0.54 – 1.63
   Hypothyroidism 0.54 0.28 – 1.04
   Renal failure 1.34 1.02 – 1.77
   Peptic ulcer disease 0.62 0.28 – 1.38
   Rheumatoid arthritis 0.98 0.38 – 2.50
   Coagulopathy 1.86 1.55 – 2.23
   Weight loss 0.71 0.52 – 0.99
   Fluid and electrolyte disorders 1.23 1.02 – 1.49
   Blood loss anemia 1.21 0.59 – 2.50
   Deficiency anemias 0.59 0.38 – 0.93
   Psychoses 0.32 0.10 – 1.00
   Depression 0.17 0.04 – 0.67
Hospital census region   
   Northeast 1 (ref.) --
   North-central 0.45 0.34 – 0.61
   South 0.61 0.50 – 0.75
   West 0.53 0.40 – 0.71
Hospital bedsize   
   Small 1 (ref.) --
   Medium 0.66 0.46 – 0.95
   Large 0.79 0.58 – 1.08
For-profit 1.18 0.06 – 21.83
Private 0.96 0.75 – 1.23
Teaching 1.04 0.78 – 1.38