Table 6

Event-free survival in selected subgroups of patients

Predictive variable		Event-free survival (%)
Predictive variable		3 years	5 years	7.5 years
Survival	94	91	83
Event-free survival	84	74	52
Echo score 1	92	84	70
Echo score 2	86	73	34
Echo score 3	45	25	16
Age ⩽ 65 years	80	70	45
Age > 65 years	52	38	17
Cardiothoracic index ⩽ 0.54	82	70	51
Cardiothoracic index > 0.54	64	54	25
MPAM postprocedure ⩽ 25 mm Hg	81	70	43
MPAM postprocedure > 25 mm Hg	67	56	35
Mean transmitral gradient post-PMC ⩽ 6 mm Hg (Doppler)	79	68	45
Mean transmitral gradient post-PMC > 6 mm Hg (Doppler)	56	49	23