[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 3

Single-factor analysis of conversion to thoracotomy (basic information).

Item	Category	Total	Group
			Conversion to thoracotomy ()	Thoracoscopy (n =88)
Age	≥65	61 (63.54%)	6 (6.25%)	55 (57.29%)	8.534	0.002
	<65	35 (36.46%)	2 (2.08%)	33 (34.38%)
Gender	Male	47 (48.96%)	4 (4.17%)	43 (44.79%)	0.897	0.356
	Female	49 (51.04%)	4 (4.17%)	45 (46.88%)
Smoking history	Yes	40 (41.67%)	4 (4.17%)	36 (37.5%)	4.253	0.698
	No	56 (58.33%)	4 (4.17%)	52 (54.17%)
Past medical history	Coronary heart disease	21 (21.88%)	2 (2.08%)	19 (19.79%)	25.379	<0.001
	Diabetes	23 (23.96%)	3 (3.13%)	20 (20.83%)
	Tuberculosis	31 (32.29%)	3 (3.13%)	28 (29.17%)