[Retracted] Management of Patients with Cervicofacial Edema and Paresthesia during Perioperative Period of Transoral Endoscopic Thyroidectomy

Table 2

Comparison of swelling degree between two groups before and after intervention.

Group		Intervention time
		Pre-op				Post-op 1 day				Post-op 3 days				Post-op 1 week
		0	I	II	III	0	I	II	III	0	I	II	III	0	I	II	III
Observation group	30	30	0	0	0	0	4	20	6	0	11	18	1	6	23	1	0
Control group	30	30	0	0	0	0	0	21	9	0	6	20	4	0	21	9	0
		0				-6.140				-2.032				-3.492
		>0.05				<0.05				0.042				<0.05

Abbreviations: Pre-op, preoperative; Post-op, postoperative.