Table 2. Changes of the serum phosphate, serum FGF23, serum alkaline phosphatase (ALP), serum phosphate (P), and serum calcium before and after surgery.
| Time | FGF23 (RU/mL) [reference, 54.9 ± 26.5] | ALP (U/L) [reference, 0–130] | P (mmol/L) [reference, 0.89–1.60] | Ca (mmol/L) [reference, 2.25–2.75] | |
| Before surgery | 417.2 ± 52.7 | 177.5 ± 15.1 | 0.35 ± 0.05 | 2.14 ± 0.08 | |
| After surgery | 1 hour | 239.3 ± 64.4 | NA | NA | NA |
| 0.5 day | 120.9 ± 21.9 | NA | NA | NA | |
| 1 day | 47.9 ± 3.7 | NA | 0.39 | 2.05 | |
| 1.5 days | 39.0 ± 3.1 | NA | NA | NA | |
| 2 days | 29.4 ± 7.9 | NA | NA | NA | |
| 3 days | NA | NA | 0.76 | 2.17 | |
| 4 days | NA | NA | 0.94 | 2.19 | |
| 6 days | 31.9 ± 11.2 | 221.6 | 1.04 | 2.13 | |
| 9 days | NA | NA | 1.20 | 2.15 | |
| 14 days | NA | 225.4 | 1.34 | 2.13 |
NA, not available.