Table 1.
Characteristics of the Healthy Aging in Neighborhoods of Diversity Across the Life Span Study Population
| Characteristics | All (N = 2,046) | No CKD (N = 1,622) | CKD (N = 424) |
|---|---|---|---|
| Age, y | 56.5 (9.1) | 55.6 (9.0) | 60.1 (8.6) |
| Male sex | 850 (41.5%) | 672 (41.4%) | 178 (42.0%) |
| Race/ethnicity | |||
| White | 792 (38.7%) | 662 (40.8%) | 130 (30.7%) |
| African American | 1,254 (61.3%) | 960 (59.2%) | 294 (69.3%) |
| Educational attainment | |||
| <High school | 657 (32.8%) | 509 (32.2%) | 148 (35.3%) |
| High school graduate | 1,089 (54.4%) | 858 (54.3%) | 231 (55.1%) |
| College graduate | 254 (12.7%) | 214 (13.5%) | 40 (9.6%) |
| Poverty (<125% poverty level) | 825 (40.3%) | 627 (38.7%) | 198 (46.7%) |
| Low health literacy | 260 (16.9%) | 195 (15.8%) | 65 (21.5%) |
| <8th grade reading level | 787 (39.5%) | 603 (38.1%) | 184 (45.1%) |
| Health insurance | 1,326 (64.8%) | 1,036 (63.9%) | 290 (68.4%) |
| Regular source of health care | 1,266 (63.2%) | 978 (61.8%) | 288 (68.7%) |
| Diagnosed diabetes | 496 (24.3%) | 299 (18.4%) | 197 (46.5%) |
| Diagnosed hypertension | 1,319 (64.7%) | 956 (59.2%) | 363 (86.2%) |
| Hemoglobin A1c, % | 6.2 (1.3) | 6.0 (1.1) | 6.8 (1.9) |
| SBP, mm Hg | 117.3 (20.3) | 116.2 (19.1) | 121.4 (23.8) |
| DBP, mm Hg | 65.5 (11.3) | 65.4 (10.6) | 66.0 (13.2) |
| eGFR, mL/min/1.73 m2 | 87.9 (19.9) | 92.0 (15.4) | 72.0 (26.3) |
| eGFR < 60 mL/min/1.73 m2 | 193 (9.3%) | 0 (0%) | 193 (45.5%) |
| Albuminuria, mg/g | 5.4 [3.5-12.8] | 4.7 [3.2-7.7] | 55.3 [16.2-146.5] |
| Albuminuria > 30 mg/g | 295 (14.4%) | 0 (0%) | 295 (70.2%) |
Note: Values expressed as mean (standard deviation), number (percent), or median [interquartile range]. n = 2,154 for all rows except educational attainment (total N = 2,000; no CKD n = 1,581; CKD n = 419); health literacy (total N = 1,534; no CKD n = 1,231; CKD n = 303); reading level (total N = 1,991; no CKD n = 1,583; CKD n = 408); regular source of health care (total N = 2,002; no CKD n = 1,583; CKD n = 419); diagnosed hypertension (total N = 2,037; no CKD n = 1,616; CKD n = 421); diagnosed diabetes (total N = 2,045; no CKD n = 1,621; CKD n = 424); hemoglobin A1c (total N = 2,034; no CKD n = 1,617; CKD n = 417); SBP and DBP (total N = 2,028; no CKD n = 1,610; CKD n = 418); and albuminuria (total N = 2,042; no CKD n = 1,622; CKD n = 420).
Abbreviations: CKD, chronic kidney disease; DBP, diastolic blood pressure; SBP, systolic blood pressure.