[Retracted] Effect of Percutaneous Nephrolithotomy Combined with Needle Nephrolithotomy on Renal Function and Complication Rate in Patients with Complex Renal Calculi

Table 3

Comparison of inflammatory factors between the two groups.

Time	Group	Number of cases	CRP (mg/L)	PCT (ng/L)
Before surgery	Study group	44	17.65 ± 9.24	0.43 ± 0.15
	Control group	44	19.04 ± 8.78	0.41 ± 0.16
	T value		0.723	0.605
	value		0.471	0.547
1 d after surgery	Study group	44	26.69 ± 10.04	0.66 ± 0.17
	Control group	44	35.77 ± 11.38	0.87 ± 0.20
	T value		3.969	5.307
	value		<0.001	<0.001