From: Short-term results of percutaneous closure of a patent foramen ovale guided by transoesophageal echocardiography in patients with cryptogenic stroke: a retrospective study
Group A (n = 21)
Group B (n = 22)
Group C (n = 32)
Three months
17 (80.95%)
21 (95.45%)
32 (100%)
Six months
8 (38.10%)
13 (59.09%)
31 (96.88%)
Nine months
2 (9.52%)
7 (31.82%)
23 (71.88%)
Twelve months
0 (0)
3 (13.64%)
16 (50.00%)