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Table 4 Results of Cox Proportional Hazard Model for One-Year Mortality in Patients Hospitalized for a First Stroke, CHUV, 2001-2003, N = 856

From: Anemia and chronic kidney disease are potential risk factors for mortality in stroke patients: a historic cohort study

Variables Parameter Estimate Standard Error Hazard Ratio (95% CI)
Hemoglobin (g/L, continuous) - 0.0163 0.0056 0.98* (0.97-1.00)
Glomerular filtration rate (ml/min/1.73 m 2 , continuous) - 0.0114 0.0073 0.99 (0.98-1.01)
Age (years, continuous) 0.0398 0.0113 1.04* (1.02-1.07)
Hypertension - 0.3911 0.2359 0.68 (0.43-1.07)
Hypercholesterolemia - 0.4503 0.2728 0.64 (0.37-1.09)
Previous transitory ischemic attack - 1.1605 0.7230 0.31 (0.08-1.29)
Functional status II (ref = I) 0.5474 0.5196 1.73 (0.62-4.79)
Functional status III (ref = I) 0.9331 0.5008 2.54 (0.95-6.79)
Functional status IV (ref = I) 1.8335 0.4471 6.26* (2.61-15.02)
Charlson comorbidity index 2 (ref = 0 or I) 0.4103 0.4564 1.51 (0.62-3.69)
Charlson comorbidity index 3 (ref = 0 or I) 0.0646 0.3743 1.07 (0.51-2.22)
Charlson comorbidity index 4 (ref = 0 or I) 0.6228 0.3662 1.86 (0.91-3.82)
  1. * p < 0.05