In Situ Preservation Fraction of Parathyroid Gland in Thyroidectomy: A Cohort Retrospective Study

Table 2

Independent risk factor identification of postoperative hypocalcemia and transient and protracted hypoparathyroidism.

	Odds ratio	95% CI	value
Transient hypoparathyroidism
Sex (m/f)	0.577	0.369, 0.901	0.016
TTx + CND + LND	4.918	0.962, 25.150	0.056
PGRIF	0.177	0.079, 0.398	<0.001
Postoperative hypocalcemia
Sex	0.472	0.308, 0.722	0.001
PGRIF	0.330	0.149, 0.728	0.006
Preoperative PTH	0.938	0.874, 1.007	0.078
Protracted hypoparathyroidism
PGRIF	0.190	0.042, 0.854	0.030
Preoperative PTH	0.838	0.673, 1.045	0.116

TTx: total thyroidectomy; CND: central nodal dissection; LND: lateral nodal dissection; PGRIF: parathyroid gland remaining in situ fraction; PTH: parathyroid hormone.