Table 3.

Main Characteristics of Deceased and Survivors

	Deceased (n=224)	Survivors (n=1390)	P
Age (years)	83.3±9.1	78.4±13.5	<0.001
Male/Female (n(%))	88 (39.3)/136 (60.7)	611 (44)/779 (56)	ns
Serum creatinine >3 mg/dl (n(%))	30 (13.4)	96 (6.9)	0.001
Independency in activities of daily living	0.83±1.79	2.93±2.57	<0.001
Albumin (g/dl)	2.8±0.6	3.2±0.5	<0.001
Modified Elixhauser score calculated from electronic medical charts	35.43±9.79	22.66±10.43	<0.001
Modified Elixhauser score calculated from administrative data recorded at the time of discharge	24.31±7.98	17.13±9.19	<0.001
Prognostic index derived from clinical data from Cei et al	10.04±3.67	7.24±3.07	<0.001