Table 3.
Multivariate analysis of SxH in post-thyroidectomy patients
| Variables | HR | 95% CI | P-value |
|---|---|---|---|
| Sex | 1.199 | 0.647–2.221 | 0.565 |
| Postoperative calcium | 0.405 | 0.121–1.352 | 0.142 |
| Preoperative PTH | 0.996 | 0.807–1.231 | 0.972 |
| Postoperative PTH | 0.794 | 0.405–1.559 | 0.504 |
| TT + CND + ATP | 0.382 | 0.120–1.218 | 0.104 |
| ATP | 2.337 | 0.761–7.169 | 0.138 |
| TT | 1.582 | 0.539–4.642 | 0.403 |
| Decreasing percent of PTH | 57.579 | 15.763–210.321 | <0.001 |
| Constant | 0.084 | 0.108 |
Abbreviations: HR, hazard ratio; CI, confidence interval; PTH, parathyroid hormone; TT, total thyroidectomy; CND, central nodal dissection; ATP, auto-transplantation of parathyroid; SxH, symptomatic hypocalcemia.