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Table 3 Hemoglobin Levels Related to CKD, GFR and Mortality in Patients Hospitalized for a First Stroke, CHUV, 2001-2003, N = 890

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

  Hemoglobin in g/L   
N (%) < 120 g/L N (%)
or Mean (SD)
120-140 g/L N (%)
or Mean (SD)
>140 g/L N (%)
or Mean (SD)
Total (%) P Value
N = 890 108 (12.1) 315 (35.4) 467 (52.5) 890 (100)  
Gender      < 0.001
   Male 42 (38.9) 123 (39.1) 314 (67.2) 479 (53.8)  
   Female 66 (61.1) 192 (60.1) 153 (32.8) 411 (46.2)  
Age      < 0.001
   ≤60 years 20 (18.5) 60 (19.1) 160 (34.3) 240 (27.0)  
   60-70 years 14 (13.0) 44 (14.0) 93 (19.9) 151 (17.0)  
   71-80 years 31 (28.7) 102 (32.4) 134 (28.7) 267 (30.0)  
   < 80 years 43 (39.8) 109 (34.6) 80 (17.1) 232 (26.0)  
Mean (SD) Hemoglobin 10.7 (12.7) 13.1 (5.4) 15.2 (10.1) 13.9 (1.8) < 0.001
CKD      
Stage 1 (GFR ≥90) 7 (6.5) 18 (5.7) 34 (7.3) 59 (6.6) < 0.001
Stage 2 (GFR: 60-89) 40 (37.0)50 (46.3) 149 (47.3) 280 (60.0) 469 (52.7)  
Stage 3 (GFR: 30-59) 11 (10.2) 140 (44.4) 145 (31.1) 335 (37.6)  
Stage 4/5 (GFR ≤29)   8 (2.5) 8 (1.7) 27 (3.0)  
Mean (SD) GFR ml/min/1.73 m 2 56.7 (21.6) 62.6 (16.8) 67.2 (16.8) 64.3 (17.8) < 0.001
In-hospital mortality (N = 890) 6 (5.6) 14 (4.4) 13 (2.8) 33 (3.7) 0.27
One-year mortality (N = 857) 23 (22.6) 30 (10.0) 29 (6.4) 82 (9.6) < 0.001
  1. GFR: Glomerular Filtration Rate ml/min/1.73 m2