Table 3.
Univariate Logistic Regression Analysis According to PTH Level
| Characteristic | PTH Level on Postoperative Day 1, No. (%) |
OR (95% CI) | P Value | |
|---|---|---|---|---|
| <6 pg/mL | ≥ 6 pg/mL | |||
| Overall | 28 (18) | 128 (82) | ||
| Age, y | ||||
| <50 | 15 (54) | 62 (48) | ||
| ≥50 | 13 (46) | 66 (52) | 0.8 (0.4–1.8) | .62 |
| Sex | ||||
| Male | 3 (11) | 32 (25) | ||
| Female | 25 (89) | 96 (75) | 2.8 (0.8–9.8) | .11 |
| Type of thyroidectomy | ||||
| Completion thyroidectomy | 1 (4) | 13 (10) | ||
| Near total thyroidectomy | 2 (7) | 7 (6) | 3.7 (0.3–48.5) | .32 |
| Total thyroidectomy | 25 (89) | 108 (84) | 3.0 (0.4–24.1) | .30 |
| Type of central neck dissection | ||||
| None | 5 (18) | 73 (57) | 1 [Reference] | .001 |
| Bilateral or unilateral | 23 (82) | 55 (7) | 6.1 (2.2–17.1) | |
| Type of lateral neck dissection | ||||
| None | 25 (89) | 119 (93) | 1 [Reference] | .51 |
| Bilateral or unilateral | 3 (11) | 9 (7) | 1.6 (0.4–6.3) | |
| Parathyroid gland removed | ||||
| No | 19 (68) | 114 (89) | 1 [Reference] | .006 |
| Yes | 9 (32) | 14 (11) | 3.8 (1.5–10.1) | |
| Malignant tumor | ||||
| No | 2 (7) | 45 (35) | 1 [Reference] | .010 |
| Yes | 26 (93) | 83 (65) | 7.0 (1.6–31.1) | |
Abbreviations: OR, odds ratio; PTH, parathyroid hormone.