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Table 1 Design and baseline data from the six randomised studies on PFO closure in cryptogenic stroke [9, 11, 23]

From: Cryptogenic stroke and patent foramen ovale (abridged and translated version)

Parameters

Closure I

PC Trial

RESPECTa

REDUCE

CLOSE

Defense PFO

Patients (n)

909

414

980

664

663

120

Mean age

46

44.5

46

42.2

43.3

51.8

RLS (%)

53

65.6

48.8

81.3

100

53

ASA (%)

36.6

23.7

35.7

20.6

32.8

10

ATH

ASA, OAC

APT, OAC

APT, OAC

APT

APT, OAC

APT

OAC (%)

34

31

25

0

28

0

Device

STARFlex

Amplatzer PFO

Amplatzer PFO

Cardioform Helex

no specification

Amplatzer

Endpoint

Stroke, TIA, death

Death, stroke, TIA, embolism

Stroke, early death

Stroke

Stroke

Stroke, vascular death, TIMI bleeding

Follow-up (months)

44

49

70.8

38.4

63.6

24

  1. RLS moderate or major right-to-left shunt, ASA atrial septal aneurysm, ATH antithrombotic therapy, ASA acetylsalicylic acid, APT antiplatelet therapy, OAC oral anticoagulation
  2. aData refer to the second evaluation of the study at 5.9 years [9]