Table 2.
Clinical data of patients with and without HBS
| Variable | Postoperative HBS
|
|
|---|---|---|
| No | Yes | |
| N | 41 | 43 |
| Female/male | 22/19 | 20/23 |
| Age at surgery (years)* | 54.5 ± 13.0 | 47.7 ± 15.1 |
| Duration of dialysis (months) | 57.3 ± 43.0 | 73.6 ± 44.7 |
| Preoperative laboratory values | ||
| Calcium (mmol/L [1.90–2.70])* | 2.65 ± 0.28 | 2.54 ± 0.20 |
| Phosphate (mmol/L [0.68–1.68]) | 1.82 ± 0.46 | 1.92 ± 0.69 |
| PTH (pmol/L [1.1–7.3]) | 118.5 ± 73.5 | 150.2 ± 86.1 |
| Hb (g/dL ± SD [13–18]) | 12.3 ± 2.4 | 12.5 ± 2.0 |
| Urea-N (mg/dL [10–25]) | 114.6 ± 54.6 | 117.3 ± 44.7 |
| Vitamin D preoperatively | 21/41 | 26/43 |
| Duration of calcium supplementation postoperatively (days) | ||
| With preoperative vitamin D therapy | 7.8 ± 9.0 | |
| Without preoperative vitamin D therapy | 6.8 ± 7.3 | |
| With preoperative vitamin D therapy | ||
| Serum calcium POD 1 (1.90–2.70) | 2.11 ± 0.27 | |
| Serum calcium POD 7 (1.90–2.70) | 1.93 ± 0.20 | |
| Serum calcium POD 14 (1.90–2.70) | 1.88 ± 0.20 | |
| Without preoperative vitamin D therapy | ||
| Serum calcium POD 1 (1.90–2.70) | 2.10 ± 0.14 | |
| Serum calcium POD 7 (1.90–2.70) | 1.97 ± 0.25 | |
| Serum calcium POD 14 (1.90–2.70) | 1.88 ± 0.28 | |
Notes:
*
P < 0.05.
Abbreviations: HBS, hungry bone syndrome; N, number; PTH, parathyroid hormone; Hb, hemoglobin; SD, standard deviation; POD, postoperative day.