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Table 1 Baseline characteristics of CRIC participants stratified by anemia status

From: Anemia and risk for cognitive decline in chronic kidney disease

Characteristics No anemia Anemia P-value
  (N = 413) (N = 349)  
Age, years    0.12
 55–59 101 (24.5) 72 (20.6)  
 60–69 231 (55.9) 188 (53.9)  
 70–79 81 (19.6) 89 (25.5)  
Sex    0.37
 Female 196 (47.5) 177 (50.7)  
 Male 217 (52.5) 172 (49.3)  
Race    <0.001
 White 262 (63.4) 125 (35.8)  
 Black 120 (29.1) 206 (59.0)  
 Other/Unknown 31 (7.5) 18 (5.2)  
Hispanic ethnicity    0.69
 Hispanic 11 (2.7) 11 (3.2)  
 Other/Unknown 402 (97.3) 338 (96.8)  
Education    <0.001
 <High School 37 (9.0) 75 (21.5)  
 High School Graduate 76 (18.4) 80 (22.9)  
 Some College 300 (72.6) 194 (55.6)  
Diabetes mellitus 148 (35.8) 236 (67.6) <0.001
Hypertension 353 (85.5) 337 (96.6) <0.001
Prior coronary artery disease 108 (26.2) 110 (31.5) 0.10
Prior peripheral vascular disease 20 (4.8) 41 (11.7) <0.001
Prior stroke 39 (9.4) 58 (16.6) <0.01
Alcohol Use    <0.001
 Current 293 (70.9) 165 (47.3)  
 Former/Never 120 (29.1) 184 (52.7)  
Estimated GFR (ml/min/1.73 m2) 48.6 (15.6) 35.7 (14.5) <0.001
Albuminuria (mg/g)    <0.001
 <30 235 (56.9) 119 (34.1)  
 ≥30 168 (40.7) 106 (62.5)  
 Unknown 10 (2.4) 12 (3.4)  
Mean corpuscular volume (fL)    <0.001
 <80 16 (3.9) 32 (9.2)  
 80–99 392 (94.9) 301 (86.2)  
 >=100 5 (1.2) 15 (4.3)  
 Unknown 0 (0.0) 1 (0.3)  
Erythropoietin use 12 (2.9) 38 (10.9) <0.001