Table 3.

Comparison of endoscopic thyroidectomy and COT for surgical complications.

Complication	Surgery	Model Selected	OR (95% CI)	P
Bleeding	BABA	Fixed	1.76(0.45,6.85)	0.42
	GUA	Fixed	1.91(0.51,7.20)	0.34
transient hypoparathyroidism	OA	Random	0.55(0.25,1.25)	0.16
	CBA	Random	2.34(0.74,7.37)	0.15
permanent hypoparathyroidism	OA	Fixed	0.35 (0.07,1.91)	0.23
	CBA	Fixed	1.45(0.55,3.78)	0.45
transient vocal cord palsy	OA	Fixed	0.55(0.29,1.04)	0.07
	CBA	Fixed	0.90(0.53,1.53)	0.69
	GUA	Fixed	1.50(0.97,2.32)	0.07
	BABA	Random	2.99(0.97,9.19)	0.06
permanent vocal cord palsy	OA	Fixed	1.76(0.16,18.95)	0.64
	GUA	Fixed	1.30(0.39,4.32)	0.67
	BABA	Fixed	5.33(0.53,56.79)	0.16
transient hypocalcemia	BABA	Fixed	1.13(0.79,1.62)	0.51
	CBA	Fixed	0.52(0.27,1.01)	0.05
	GUA	Random	1.20(0.42,3.47)	0.74
permanent hypocalcemia	BABA	Fixed	0.41(0.14,1.26)	0.12
	GUA	Fixed	0.51(0.15,1.76)	0.29
chyle leak	CBA	Fixed	0.26(0.06,1.14)	0.07
	OA	Random	1.12(0.07,19.39)	0.94
Infection	CBA	Fixed	0.43(0.08,2.38)	0.34
	OA	Fixed	1.55(0.22,10.88)	0.66
Seroma	GUA	Fixed	1.98(0.99,3.96)	0.05
	BABA	Fixed	1.08(0.21,5.56)	0.93
Hematoma	CBA	Fixed	1.13(0.24,5.29)	0.88
	GUA	Fixed	0.65(0.11,3.93)	0.64
Recurrence	CBA	Fixed	1.74(0.40,7.48)	0.46
	GUA	Fixed	0.25(0.03,2.08)	0.2