. 2017 Aug 4;6(8):e006432. doi: 10.1161/JAHA.117.006432

Table 3.

Pooled Estimates for Outcomes in Follow‐up

Parameter	No. of Studies	Events/100 PY	Lower CI	Upper CI	I²	P Value
Death	19	0.6	0.3	0.9	0.0	0.95
Stent fracture	14	4.4	2.4	6.3	79.7	0.00
Type 2/3 stent fracture	15	1.3	0.5	2.0	53.3	<0.01
Patients requiring reintervention	19	4.4	3.0	5.9	51.4	<0.01
Catheter re‐interventions	19	2.7	1.7	3.7	44.7	0.02
Surgical reintervention	19	1.7	1.2	2.2	0.0	0.56
Endocarditis	19	1.4	0.9	2.0	11.9	0.31
TPV specific endocarditis	19	0.6	0.3	0.9	0.0	0.70
Endocarditis requiring explantation/death/reintervention	19	0.6	0.3	0.9	0.0	0.88
Effect of prestenting
Stent fracture						<0.01^a
≥75% prestenting	8	2.3	0.8	3.7	57.7	0.02
<75% prestenting	5	7.2	5.0	9.3	26.9	0.24
Type 2/3 stent fracture						0.01^a
≥75% prestenting	9	0.6	0	1.2	0.0	0.91
≤75% prestenting	5	2.3	1.4	3.2	60.5	0.04
Patients requiring reintervention						<0.01^a
≥75% prestenting	12	2.9	1.5	4.3	0	0.46
<75% prestenting	6	6.5	4.6	8.5	56.5	0.04
Catheter reinterventions						<0.01^a
≥75% prestenting	12	1.5	0.7	2.3	1.5	0.43
<75% prestenting	6	4.4	3.3	5.5	0.0	0.56
Surgical reinterventions						<0.01^a
≥75% prestenting	12	1.3	0.5	2.0	0.0	0.81
<75% prestenting	6	2.2	1.4	3.0	35.7	0.17

PY indicates person‐years; TPV, transcatheter pulmonary valve.

P value for subgroup analysis.