Table 2.
Subject demographics and biochemistries
| Baseline Characteristics | Healthy, n=8 | CKD, n=8 | P Value |
|---|---|---|---|
| Age, yr | 52 (13) | 57 (14) | 0.54 |
| Women:men, n | 4:4 | 4:4 | |
| Black participants:White participants, n | 3:5 | 3:5 | |
| BMI, kg/m2 | 28.4 (4.7) | 31.6 (8.7) | 0.41 |
| Baseline, day 1 fasting measures | |||
| BUN, mg/dl | 15 (4) | 32 (13) | 0.008 |
| eGFR, ml/min per 1.72 m2 | 88 (12) | 41 (8) | <0.001 |
| Serum phosphorus, mg/dl | 3.3 (0.4) | 3.4 (0.6) | 0.88 |
| Serum calcium, mg/dl | 9.6 (0.2 | 9.3 (0.3) | 0.05 |
| Preabsorption testing, day 7 fasting measures | |||
| Serum 1,25D, pg/ml | 38 (10) | 26 (10) | 0.03 |
| Serum iPTH, pg/ml | 46 (14) | 110 (40) | 0.001 |
| Serum iFGF23, pg/ml | 34 (10) | 89 (35) | 0.005 |
Data are presented as mean (SD) except for race and sex, which are presented as n. BMI, body mass index.