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 |