n

% Athero-thrombotic

% Cardio-embolism

% Other  specific causes

%
Undetermined

Adams et al. [8]

329

18

18

30

34

Carolei et al. [7]

333

33

24

8

35

Kitner et al. [11]

428

16

21

31

32

Varona et al. [15]

272

25

17

22

36

Bogousslavsky et al. [5]

202

8

23

46

23

Kwon et al. [12]

149

38

18

27

17

Rasura M et al. [16]

394

14

34

28

24

Putaala J el al. [17]

1.008

21

20

26

33

Table 1: Causes of ischemic stroke in young adults in the main series.