N (%) |
3790 (32) |
5260 (45) |
2739 (23) |
Demographic characteristics |
Age (years), mean ± SD |
56.3 ± 5.7 |
57.0 ± 5.7 |
57.3 ± 5.7 |
Female, N (%) |
2595 (68) |
2728 (52) |
1345 (49) |
Race, N (%) |
|
|
|
Black |
1742 (46) |
921 (18) |
176 (6) |
White |
2048 (54) |
4339 (82) |
2563 (94) |
Education, N (%) |
|
|
|
≤11 years |
911 (24) |
1046(20) |
500 (18) |
12–16 years |
1519 (40) |
2191 (42) |
1229 (45) |
17+ years |
1354 (36) |
2015(38) |
1005 (37) |
Behavioral characteristics and BMI |
BMI (kg/m2), mean ± SD |
29.4 ± 6.2 |
27.7 ± 4.9 |
26.3 ± 4.2 |
Smoking, N (%) |
|
|
|
Current |
976 (26) |
1033 (20) |
526 (19) |
Never |
1200 (32) |
2034 (39) |
1204 (44) |
Former |
1600 (42) |
2187 (42) |
1009 (37) |
Physical activity (1–5), mean ± SD |
2.2 ± 0.7 |
2.5 ± 0.8 |
2.7 ± 0.9 |
Physiologic characteristics |
Calcium (mg/dl), mean ± SD |
9.4 ± 0.4 |
9.3 ± 0.4 |
9.3 ± 0.4 |
eGFR (ml/min per 1.73 m2), mean ± SD |
97.6 ± 18.1 |
95.3 ± 15.9 |
93.0 ± 15.8 |
FGF-23 (pg/ml), mean ± SD |
43.5 ± 20.3 |
44.5 ± 16.0 |
45.3 ± 16.7 |
Parathyroid hormone (pg/ml), mean ± SD |
48.2 ± 24.5 |
41.2 ± 17.6 |
36.8 ± 12.6 |
Phosphorus (mg/dl), mean ± SD |
3.6 ± 0.5 |
3.5 ± 0.5 |
3.5 ± 0.5 |
Physiologic characteristics |
hs-CRP (mg/l), mean ± SD |
5.2 ± 8.2 |
3.9 ± 6.5 |
3.7 ± 6.6 |
Diabetes mellitus, N (%) |
732 (19) |
694 (13) |
240 (9) |
HDL (mg/dl), mean ± SD |
50.4 ± 17.0 |
48.7 ± 16.2 |
51.3 ± 17.8 |
LDL (mg/dl), mean ± SD |
133.7 ± 37.9 |
134.0 ± 36.3 |
131.7 ± 35.7 |
SBP (mm Hg), mean ± SD |
123.7 ± 18.0 |
120.6 ± 18.0 |
118.9 ± 17.6 |
Medication |
Hypertension medication, N (%) |
1413 (37) |
1642 (31) |
748 (27) |
Cholesterol medication, N (%) |
349 (9) |
185 (4) |
185 (7) |