Table 2.

Risk factors of mortality (univariate model).

	HR brut	IC95%	p
ATBa	1.98	[0.926; 4.23]	0.08
Age (years)	1.009	[0.954; 1.067]	0.7
Sex			0.5
Female (ref)	1
Male	1.205	[0.690; 2.104]
Living place			0.2
Home(ref)	1
Nursing home	1.549	[0.838; 2.862]
Medications before hospitalization	1.005	[0.9209; 1.096]	0.9
Charlson Comorbidity Index	0.974	[0.826; 1.148]	0.7
Infection			0.4
Community(ref)	1
Nosocomial	0.751	[0.362; 1.556]
MDRDb at admission	0.991	[0.983; 0.999]	0.02
Corticoids	1.449	[0.790; 2.658]	0.2
Thromboprophylaxis	0.605	[0.330; 1.111]	0.1
CRP at admission	1.005	[1.002; 1.008]	< 0.001
Haemoglobin at admission	1.118	[0.956; 1.309]	0.2
Leucocytes at admission	1.115	[1.046; 1.190]	< 0.001
Saturation at admission	0.9162	[0.882; 0.952]	< 0.001
O2c at entrance	1.153	[1.094; 1.216]	< 0.001
Temperature at admission (°C)	1.324	[0.975; 1.80]	0.07

p: Wald test

^aATB: Antibiotics.

^bMDRD: modification of diet in renal disease.

^cO2: Oxygen.