Table 1.
Study Population Characteristics by eGFRcr
| eGFRcr≥90 | 60≤eGFRcr<90 | 45≤eGFRcr<60 | 30≤eGFRcr<45 | eGFRcr<30 | p-value | ||
|---|---|---|---|---|---|---|---|
| N=4766 (Row %) | 410 (8.6%) | 2962 (62.1%) | 953 (20.0%) | 355 (7.5%) | 86 (1.8%) | ||
| Age, y | 72.7 (4.1) | 75.3 (4.9) | 77.1 (5.3) | 78.0 (5.5) | 78.0 (5.7) | <0.001 | |
| Sex | Male | 152 (37.1%) | 1328 (44.8%) | 424 (44.5%) | 150 (42.3%) | 44 (51.2%) | 0.03 |
| Female | 258 (62.9%) | 1634 (55.2%) | 529 (55.5%) | 205 (57.7%) | 42 (48.8%) | ||
| Race | White | 190 (46.3%) | 2441 (82.4%) | 772 (81.0%) | 276 (77.7%) | 57 (66.3%) | <0.001 |
| Black | 220 (53.7%) | 521 (17.6%) | 181 (19.0%) | 79 (22.3%) | 29 (33.7%) | ||
| Center | Forsyth | 61 (14.9%) | 661 (22.3%) | 219 (23.0%) | 76 (21.4%) | 18 (20.9%) | <0.001 |
| Jackson | 205 (50.0%) | 492 (16.6%) | 168 (17.6%) | 73 (20.6%) | 28 (32.6%) | ||
| Minneapolis | 78 (19.0%) | 991 (33.5%) | 283 (29.7%) | 96 (27.0%) | 19 (22.1%) | ||
| Washington | 66 (16.1%) | 818 (27.6%) | 283 (29.7%) | 110 (31.0%) | 21 (24.4%) | ||
| BMI, kg/m2 | 29.9 (7.2) | 28.5 (5.4) | 28.9 (5.5) | 29.9 (6.0) | 28.8 (6.4) | <0.001 | |
| Smoking status | Current | 44 (10.7%) | 185 (6.2%) | 45 (4.7%) | 17 (4.8%) | 5 (5.8%) | 0.004 |
| Former | 218 (53.2%) | 1551 (52.4%) | 500 (52.5%) | 198 (55.8%) | 42 (48.8%) | ||
| Never | 148 (36.1%) | 1226 (41.4%) | 408 (42.8%) | 140 (39.4%) | 39 (45.3%) | ||
| Albuminuria | ACR<30 | 347 (84.6%) | 2497 (84.3%) | 734 (77.0%) | 209 (58.9%) | 25 (29.1%) | |
| 30<ACR<300 | 59 (14.4%) | 422 (14.2%) | 194 (20.4%) | 119 (33.5%) | 33 (38.4%) | <0.001 | |
| ACR>300 | 4 (1.0%) | 43 (1.5%) | 25 (2.6%) | 27 (7.6%) | 28 (32.6%) | ||
| Medical History | |||||||
| Hypertension | 302 (73.7%) | 2119 (71.5%) | 772 (81.0%) | 319 (89.9%) | 81 (94.2%) | <0.001 | |
| Diabetes | 174 (42.4%) | 894 (30.2%) | 323 (33.9%) | 164 (46.2%) | 37 (43.0%) | <0.001 | |
| Cancer | 7 (1.7%) | 89 (3.0%) | 30 (3.1%) | 15 (4.2%) | 7 (8.1%) | 0.02 | |
| Heart failure | 10 (2.4%) | 106 (3.6%) | 74 (7.8%) | 53 (14.9%) | 23 (26.7%) | <0.001 | |
| Coronary heart disease | 34 (8.3%) | 404 (13.6%) | 177 (18.6%) | 98 (27.6%) | 27 (31.4%) | <0.001 | |
| Stroke | 10 (2.4%) | 96 (3.2%) | 42 (4.4%) | 30 (8.5%) | 7 (8.1%) | <0.001 | |
| Number of Hospitalizations, Mean (SD) | 1.1 (1.9) | 1.0 (1.7) | 1.3 (1.8) | 1.9 (2.7) | 3.0 (2.0) | <0.001 | |