From: Chronic kidney disease and cognitive performance: NHANES 2011–2014
CERAD test | DSST | Animal Fluency test | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Characteristic | Overall, N = 2234 (100%)1 | Low cognition, N = 715 (26%)1 | Normal cognition, N = 1519 (74%)1 | p value2 | Low cognition, N = 900 (26%)1 | Normal cognitionN = 1334 (74%)1 | p value2 | Low cognition, N = 945 (32%)1 | Normal cognition, N = 1289 (68%)1 | p value2 |
Age (years) | < 0.001 | < 0.001 | < 0.001 | |||||||
60–69 | 1,144 (53%) | 271 (32%) | 873 (61%) | 364 (33%) | 780 (61%) | 425 (38%) | 719 (61%) | |||
70–79 | 614 (27%) | 212 (33%) | 402 (25%) | 280 (35%) | 334 (24%) | 276 (34%) | 338 (24%) | |||
80+ | 476 (20%) | 232 (34%) | 244 (14%) | 256 (33%) | 220 (15%) | 244 (28%) | 232 (16%) | |||
Sex (female) | 1,142 (54%) | 283 (44%) | 859 (57%) | < 0.001 | 380 (48%) | 762 (56%) | 0.010 | 487 (54%) | 655 (53%) | 0.9 |
Ethnicity | 0.004 | < 0.001 | < 0.001 | |||||||
Non-Hispanic White | 1,117 (81%) | 347 (77%) | 770 (82%) | 321 (65%) | 796 (87%) | 365 (70%) | 752 (86%) | |||
Non-Hispanic Black | 493 (7.4%) | 155 (8.3%) | 338 (7.1%) | 274 (16%) | 219 (4.5%) | 271 (13%) | 222 (4.8%) | |||
Other Hispanic | 225 (3.5%) | 90 (5.5%) | 135 (2.8%) | 135 (8.2%) | 90 (1.8%) | 114 (5.7%) | 111 (2.5%) | |||
Other/multiracial | 207 (4.8%) | 51 (4.4%) | 156 (4.9%) | 62 (4.3%) | 145 (5.0%) | 112 (7.2%) | 95 (3.7%) | |||
Mexican American | 192 (3.2%) | 72 (4.5%) | 120 (2.8%) | 108 (6.8%) | 84 (2.0%) | 83 (4.4%) | 109 (2.7%) | |||
Education attainment | < 0.001 | < 0.001 | < 0.001 | |||||||
high education | 1,183 (64%) | 270 (47%) | 913 (70%) | 275 (37%) | 908 (73%) | 372 (46%) | 811 (72%) | |||
low education | 1,051 (36%) | 445 (53%) | 606 (30%) | 625 (63%) | 426 (27%) | 573 (54%) | 478 (28%) | |||
PIR | 3.17 (1.58) | 2.54 (1.51) | 3.40 (1.54) | < 0.001 | 2.24 (1.43) | 3.50 (1.49) | < 0.001 | 2.61 (1.52) | 3.43 (1.53) | < 0.001 |
BMI (kg/m2) | 29.0 (6.1) | 28.6 (5.7) | 29.1 (6.2) | 0.3 | 28.6 (6.1) | 29.1 (6.1) | 0.2 | 29.0 (6.4) | 29.0 (5.9) | 0.7 |
Waist circumference (cm) | 102 (15) | 103 (14) | 102 (15) | 0.6 | 102 (15) | 103 (15) | 0.7 | 103 (15) | 102 (14) | > 0.9 |
Smoking status | > 0.9 | 0.004 | 0.2 | |||||||
Current | 287 (11%) | 100 (11%) | 187 (11%) | 144 (14%) | 143 (10%) | 137 (14%) | 150 (10%) | |||
Former | 854 (39%) | 276 (40%) | 578 (39%) | 354 (44%) | 500 (38%) | 350 (39%) | 504 (39%) | |||
Never | 1,093 (49%) | 339 (48%) | 754 (50%) | 402 (42%) | 691 (52%) | 458 (47%) | 635 (50%) | |||
Alcohol drinking | 1,560 (74%) | 495 (70%) | 1,065 (76%) | 0.009 | 586 (66%) | 974 (77%) | < 0.001 | 618 (68%) | 942 (77%) | < 0.001 |
Hypertension | 1,373 (58%) | 456 (64%) | 917 (56%) | 0.050 | 604 (66%) | 769 (55%) | < 0.001 | 631 (64%) | 742 (55%) | < 0.001 |
Diabetes | 528 (19%) | 189 (23%) | 339 (18%) | 0.058 | 261 (27%) | 267 (17%) | < 0.001 | 262 (25%) | 266 (17%) | < 0.001 |
uACR | 46 (297) | 62 (291) | 40 (299) | 0.008 | 97 (440) | 28 (225) | < 0.001 | 79 (433) | 31 (205) | < 0.001 |
eGFR (ml/min/ 1.73m2) | 73 (19) | 69 (21) | 74 (18) | < 0.001 | 69 (23) | 74 (18) | 0.001 | 70 (22) | 74 (17) | 0.001 |
CKDgroup | < 0.001 | < 0.001 | < 0.001 | |||||||
No CKD | 1,452 (67%) | 408 (57%) | 1,044 (71%) | 500 (54%) | 952 (72%) | 550 (58%) | 902 (72%) | |||
Stages 1–2 | 259 (9.1%) | 98 (11%) | 161 (8.5%) | 137 (13%) | 122 (7.6%) | 123 (10%) | 136 (8.5%) | |||
Stages 3–5 | 523 (24%) | 209 (33%) | 314 (20%) | 263 (33%) | 260 (20%) | 272 (32%) | 251 (20%) |