Application effect of thoracoscopic tricuspid valvuloplasty in geriatric patients with tricuspid valve disease

Table 2 Comparison of inflammatory reaction related indices between the two groups before and after the operation (mean ± SD)

Groups	Cases	CRP (mg/L)	WBC (× 109/L)
Before the operation
Study group	41	4.69 ± 1.35	6.21 ± 1.97
Control group	41	5.01 ± 1.18	5.98 ± 2.01
t value		1.143	0.523
P value		0.257	0.602
After the operation
Study group	41	7.89 ± 1.73	10.76 ± 2.35
Control group	41	9.96 ± 2.04	14.84 ± 3.07
t value		4.955	6.757
P value		0.000	0.000

CRP: C-reactive protein; WBC: White blood cell count.