[Retracted] The Clinical Efficacy of Cedilanid and Isosorbide Dinitrate plus Pericardial Dissection for Chronic Constrictive Pericarditis in the Elderly and Its Influence on Plasma Endothelin, Atrial Natriuretic Peptide, and Systemic Immune-Inflammation Index

Table 1

Comparison of general data of the three groups of patients [n (%)].

	Control group B (n = 30)	Control group A (n = 30)	Combination group (n = 30)	x^2 or t
Age (year)				0.086	0.932
	66.75 ± 3.32	66.69 ± 3.29	65.97 ± 3.24
Gender				0.178	0.673
Male	16	15	17
Female	14	15	13
BMI (kg/m2)				1.119	0.266
	26.27 ± 1.59	25.89 ± 1.63	25.91 ± 1.58
Smoking				0.030	0.832
Yes	18	17	19
No	12	13	11
Drinking				0.178	0.673
Yes	20	21	22
No	10	9	8
Place of residence				0.050	0.822
Urban	21	22	22
Rural	9	8	8