Table 1.
Demographics
| n2 | Overall | Males | Females | p-value3 | ||
|---|---|---|---|---|---|---|
| Visit 1 | 2627 | 961 (36.6) | 1666 (63.4) | |||
| Age | 52.8 ± 11.9 | 52.2 ± 11.6 | 53.1 ± 12.1 | 0.07126 | ||
| BMI | 31.2 ± 7.1 | 29.4 ± 5.9 | 32.3 ± 7.5 | <0.00016 | ||
| Waist Circumference | 98.5 ± 15.7 | 99.4 ± 14.9 | 98.0 ± 16.2 | 0.03036 | ||
| Systolic Blood Pressure | 124.6 ± 16.9 | 126.5 ± 16.9 | 123.5 ± 16.9 | <0.00016 | ||
| Triglycerides | 97.3 ± 55.9 | 105.2 ± 64.6 | 92.7 ± 49.7 | <0.00016 | ||
| Fasting Glucose | 90.1 ± 8.9 | 91.1 ± 8.6 | 89.5 ± 9.0 | <0.00016 | ||
| HDL | 52.3 ± 14.4 | 46.6 ± 12.6 | 55.6 ± 14.4 | <0.00016 | ||
| ATP-III MetS | 741 (28.2) | 234 (24.4) | 507 (30.4) | 0.00083 | ||
| Smoker | 2602 | 306 (11.8) | 151 (15.9) | 155 (9.4) | <0.00013 | |
| Income Level | Poor | 2249 | 244 (10.9) | 55 (6.7) | 189 (13.3) | <0.00015 |
| Lower-Middle | 475 (21.1) | 139 (16.9) | 336 (23.6) | |||
| Upper-Middle | 705 (31.4) | 237 (28.8) | 468 (32.8) | |||
| Affluent | 825 (36.7) | 393 (47.7) | 432 (30.3) | |||
| Education | Less than HS | 2623 | 353 (13.5) | 140 (14.6) | 213 (12.8) | 0.89865 |
| HS | 448 (17.1) | 143 (14.9) | 305 (18.33) | |||
| Vocational | 793 (30.2) | 291 (30.3) | 502 (30.2) | |||
| College | 512 (19.5) | 215 (22.4) | 297 (17.9) | |||
| Graduate | 517 (19.7) | 170 (17.7) | 347 (20.9) | |||
| Physical Activity | Poor Health | 2625 | 1145 (43.6) | 404 (42.1) | 741 (44.5) | 0.00925 |
| Intermediate Health | 900 (34.3) | 303 (31.6) | 597 (35.9) | |||
| Ideal Health | 580 (22.1) | 253 (26.4) | 327 (19.6) | |||
| Nutrition | Poor Health | 1687 (64.2) | 653 (68.0) | 1034 (62.1) | 0.00225 | |
| Intermediate Health | 921 (35.1) | 303 (31.5) | 618 (37.1) | |||
| Ideal Health | 19 (0.7) | 5 (0.5) | 14 (0.8) | |||
| MetS Z-Score | −0.1 ± 0.7 | −0.1 ± 0.7 | −0.1 ± 0.7 | 0.89356 | ||
| Estimated GFR (EPI) | 98.04 ± 17.7 | 95.79 ± 16.6 | 99.33 ± 18.1 | <0.00016 | ||
|
| ||||||
| Visit 3 | 2627 | 961 (36.6) | 1666 (63.4) | |||
|
| ||||||
| MetS Z-Score | 0.1 ± 0.9 | 0.1 ± 0.8 | 0.2 ± 0.9 | 0.04876 | ||
| Estimated GFR (EPI) | 89.08 ± 20.4 | 86.92 ± 19.3 | 90.32 ± 20.8 | <0.00016 | ||
| Dialysis | 4 (0.2) | 2 (0.2) | 2 (0.1) | 0.62664 | ||
| Diabetes | 400 (15.2) | 148 (15.4) | 252 (15.1) | 0.85043 | ||
| Chronic Kidney Disease | 207 (7.9) | 83 (8.6) | 124 (7.4) | 0.27403 | ||
| CKD Staging | Stage 1 | 1259 (47.9) | 418 (43.5) | 841 (50.5) | 0.00085 | |
| Stage 2 | 1161 (44.2) | 460 (47.9) | 701 (42.1) | |||
| Stage 3 | 192 (7.3) | 78 (8.12) | 114 (6.8) | |||
| Stage 4 | 10 (0.4) | 3 (0.3) | 7 (0.4) | |||
| Stage 5 | 5 (0.2) | 2 (0.2) | 3 (0.2) | |||
|
| ||||||
| Subsample, Albumin:Creatinine | 1291 | 525 (40.7) | 766 (59.3) | |||
|
| ||||||
| Visit 1 ACR | 11.2 ± 22.8 | 9.7 ± 19.2 | 12.2 ± 24.9 | 0.03736 | ||
| Visit 1 Elevated ACR | 82 (6.4) | 29 (5.5) | 53 (6.9) | 0.31263 | ||
| Visit 3 ACR | 12.7 ± 24.9 | 11.4 ± 24.0 | 13.5 ± 25.6 | 0.12536 | ||
| Visit 3 Elevated ACR | 89 (6.9) | 32 (6.1) | 57 (7.4) | 0.34843 | ||
1
Presented: n(%) or mean ± standard deviation
2
If less than 2,627 total
3
Categorical: Chi-Square 2x2 tables
4
Categorical: Fisher’s Exact test, two-sided P
5
Categorical: Cochran-Mantel-Haenszel test (accounting for ordinality of the stage variable)
6
Continuous: t-test (some pooled some Satterthwaite, depending on equality of variances)