Table 2.

RV function in preoperative and postoperative in severe tricuspid regurgitation percutaneous treatment

Study	Patients involved	Parameters of RV function	HR for mortality in patients with RV disfunction	Significant changes of TAPSE before and after TR treatment
Ingraham et al.28	13	TAPSE, PASP	No	Yes, TAPSE 0.11 ± 0.04
Muntané-Carol et al.29	300	TAPSE, S’TDI, PASP	No	No, HR 0.98 (95% CI, 0.91–1.06) P = 0.677
Nickenig44	85	TAPSE, S’TDI, RVBD RVMD, PASP, GLS	No	Yes, P = 0.015
Nickenig et al.48	61	RVMD, RVBD, TAPSE, PASP, FAC	No	P < 0.001
Karam et al.49	249	TAPSE, PASP, FAC	No	No, P = 0.041
Perlman et al.52	18	TAPSE, S’TDI, RVBD RVMD, PASP	No	No, P = 0.12
Schlotter et al.53	684	TAPSE, PASP	0.22 (95% CI, 0.09, 0.57).	Only for TAPSE 13--17
Hahn et al.55	15	TAPSE, S’TDI, FAC, PASP	No	No, P = 0.31

FAC, fractional area change; GLS, gold longitudinal strain; PASP, pulmonary artery systolic pressure; RV, right ventricle; RVBD, RV basal diameter (mm) RVMD:RV mid-diameter; S’TDI, peak systolic velocity of tricuspid annulus by pulsed-wave DTI; TAPSE, tricuspid annular plane systolic excursion.