Morphological diversity of the tricuspid posterior leaflet affects surgical complexity for control of tricuspid regurgitation

Table 5 Perioperative echocardiographic parameters for each number of valve leaflets

	One posterior valve leaflet	Two posterior valve leaflets	p value
	n = 85	n = 56	p value
Preoperative data
RA minimum (4-chamber view), mm	42 ± 11	43 ± 11	0.51
RA maximum (4-chamber view), mm	62 ± 13	63 ± 16	0.86
LVEF, %	53 ± 12	58 ± 9.2	0.014
LVDd (parasternal long-axis view), mm	51 ± 8.2	52 ± 8.9	0.34
LVDs (parasternal long-axis view), mm	33 ± 9.1	34 ± 8.9	0.76
LA (parasternal long-axis view), mm	52 ± 10	54 ± 12	0.25
Pre TR score	1.6 ± 0.67	1.9 ± 0.81	0.032
TRPG, mmHg	34 ± 15	32 ± 12	0.61
PH (estimated RVSP > 40 mmHg)	32 (38)	28 (51)	0.12
TV diameter, mm/m²	24 ± 4.5	25 ± 4.7	0.42
Postoperative data
RA minimum (4-chamber view), mm	36 ± 6.3	35 ± 6.3	0.89
RA maximum (4-chamber view), mm	48 ± 8.0	49 ± 9.2	0.46
LVEF, %	52 ± 12	53 ± 10	0.82
LVDd (parasternal long-axis view), mm	48 ± 7.3	48 ± 7.8	0.96
LVDs (parasternal long-axis view), mm	32 ± 8.5	32 ± 7.6	0.97
LA (parasternal long-axis view), mm	45 ± 7.7	46 ± 9.5	0.77
Post TR score	0.76 ± 0.36	0.71 ± 0.4	0.58
TRPG, mmHg	21 ± 11	19 ± 12	0.41

	n = 49	n = 29
One year after operation data
RA minimum (4-chamber view), mm	36 ± 6.0	39 ± 5.7	0.1
RA maximum (4-chamber view), mm	47 ± 8.7	50 ± 8.3	0.12
LVEF, %	54 ± 9.6	55 ± 7.7	0.76
LVDd (parasternal long-axis view), mm	46 ± 6.5	46 ± 5.7	0.89
LVDs (parasternal long-axis view), mm	30 ± 8.0	30 ± 5.2	0.34
LA (parasternal long-axis view), mm	46 ± 8.4	47 ± 12	0.95
Post TR score	0.7 ± 0.3	0.95 ± 0.43	0.0075
TRPG, mmHg	21 ± 8.8	26 ± 14	0.1

Data are presented as n (%) or mean ± standard deviation
RA right atrium, LVEF left ventricular ejection fraction, LVDd left ventricular diastolic dimension, LVDs left ventricular systolic dimension, LA left atrium, Pre TR score preoperative tricuspid regurgitation score, Post TR score postoperative tricuspid regurgitation score, TRPG transtricuspid pressure gradient, PH pulmonary hypertension (estimated right ventricular systolic pressure (RSVP) > 40 mmHg), TV tricuspid valve

ISSN: 1749-8090