[Retracted] The Effect of CT-Guided Artificial Pneumothorax plus Thoracoscopy and Central Venous Catheterization on the Drainage Effect of Pediatric Empyema and Pulmonary Function

Table 1

Comparison of general clinical data between the two groups.

Group	Case (n)	Gender (case)		Age (years)	Site affected (left or right pleural cavity)
		Female	Male		Right	Left	Bilateral
Control group	40	21	19	6.9 ± 0.6	16	20	4
Study group	42	18	24	7.2 ± 1.1	21	18	3
t/χ^2		0.76		1.543	0.88
P		0.382		0.128	0.646