Table 4.

Clinical factors significantly associated with hypoparathyroidism in multivariate analysis.

	Factor	Adjusted OR (95% CI)	P
Biochemical transient	≥Bilateral CND	1.539 (1.246–1.900)	<0.0001*
hypoparathyroidism	PG unintentionally resected	1.777 (1.333–2.369)	<0.0001*
Clinical transient	Female	2.305 (1.505–3.531)	<0.0001*
hypoparathyroidism	Age ≥55	1.554 (1.064–2.271)	0.0227*
	≥Bilateral CND	1.562 (1.040–2.344)	0.0314*
Protracted hypoparathyroidism	–	–	–
Permanent hypoparathyroidism	Carbon nanoparticles	0.403 (0.167–0.972)	0.0432*
	PG unintentionally resected	4.061 (1.426–11.568)	0.0087*

CND, central neck dissection; PG, parathyroid gland; OR, odds ratio; CI, confidence interval;

^*P < 0.05.