Long-term results of radical pericardiectomy for constrictive pericarditis in Korean population

Table 5 Summary of serial echocardiographic changes of each group (preoperative (Preop), postoperative (Postop) and the last (Last) echocardiographs). Plast mean P value after comparisons between the last variables of each group

Echocardiographic variables	Conventional group				Radical group				Plast
Echocardiographic variables	Preop	Postop	Last	P	Preop	Postop	Last	P	Plast
LVEDD, mm	40 (37.3, 47.5)	44.2 ± 6.8	45.1 ± 4.9	.008^a	43.5 ± 6.5	45.1 ± 5.8	48 (42.5,53)	.01^a	.06^b
TR 0	33 (89.2%)	13 (59.1%)	19 (59.4%)	.01^c	52 (98.1%)	35 (79.5%)	44 (88.0%)	.03^c	.004^c
1	4 (10.8%)	8 (36.4%)	12 (37.5%)		1 (1.9%)	6 (13.6%)	5 (10.0%)
2	0 (0%)	1 (4.5%)	1 (3.1%)		0 (0%)	3 (6.8%)	1 (2.0%)
RVSP, mmHg	33.7 ± 9.5	30.6 ± 8.8	31 (26.9,37.3)	.75^a	35.2 ± 8.1	31 (27,40)	26 (23,35.3)	.001^a	.01^b
Pericardial thickening	29 (80.6%)	13 (81.3%)	16 (76.2%)	.93^c	49 (96.1%)	17 (73.9%)	17 (47.2%)	<.001^d	.03^d

LVEDD left ventricular end-diastolic diameter, RVSP right ventricular systolic pressure, TR tricuspid regurgitation, ^aKruskal-Wallis test, ^bMann-Whitney test, ^cFisher’s exact test, ^dChi-squared test

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