Table 2.
Linear regression of fibroblast factor-23 with glycerol-3-phosphate
| G3P | Unadjusteda | Adjustedb | ||
|---|---|---|---|---|
| % Difference (95% CI) | P Value | % Difference (95% CI) | P Value | |
| Continuous (per 0.1 RU/ml) | 100.6 (50.8 to 166.8) | P < 0.001 | 74.5 (24.0 to 145.6) | 0.002 |
| Tercile 1 (0.09–0.16 RU/ml) | Ref. | Ref. | Ref. | Ref. |
| Tercile 2 (0.16–0.21 RU/ml) | 17.5 (−29.5% to 96.0) | P = 0.53 | 1.5% (−42.0 to 77.7) | 0.96 |
| Tercile 3 (range: 0.21–0.44 RU/ml) | 162.5 (57.4 to 338.0) | P < 0.001 | 95.0% (5.8 to 259.6) | 0.04 |
“Range” represents the minimum and maximum values of glycerol-3-phosphate in each tercile. CI, confidence interval; FGF23, fibroblast growth factor-23; G3P, glycerol-3-phosphate.
a
n=98.
b
n=95. Adjusted for age, sex, race, coronary artery disease, total corrected serum calcium, phosphorus, and parathyroid hormone.