[Retracted] Nomogram Prediction Model Analysis of Risk Factors for Conversion to Thoracotomy after Thoracoscopic Resection of Lung Cancer and Prognostic Value of Lung Cancer

Table 4

Single-factor analysis of conversion to thoracotomy (operation situation).

Item	Category	Total	Group
			Conversion to thoracotomy ()	Thoracoscopy ()
Surgical methods	Simple lobectomy	35 (36.46%)	2 (2.08%)	33 (34.38%)	4.532	0.043
	Combined lobectomy	43 (44.79%)	4 (4.17%)	39 (40.63%)
	Segmental resection of the lung	18 (18.75%)	2 (2.08%)	16 (16.67%)
Surgery duration (min)					9.512	< 0.001