Risk factors for stroke recurrence in young patients with first-ever ischemic stroke: A meta-analysis

Table 2 Methodological quality evaluation results of included literature (Unit: Points)

Ref.	Research selection	Intergroup comparability	Result measure	Literature quality
Yang et al[11]	4	2	3	9
Xu et al[12]	4	1	3	8
Fan et al[13]	3	2	3	8
Putaala et al[14]	3	2	3	8
Song et al[15]	4	2	2	8
Subha et al[16]	4	2	2	8
Gupta et al[17]	3	2	3	8
Vibo et al[18]	4	2	3	9
Zhao et al[19]	3	2	3	8
MacIntosh et al[6]	3	2	2	7