Table 1

Characteristics of included studies and quality assessment in the meta-analysis

AuthorPublication
year
Study locationSample sizeIncluded risk factorsNOS scores
Liu et al62017Multicentre1128(1), (2), (3), (4), (9), (10), (11), (12), (13), (14)8
Xu et al132017Shanghai162(1), (2), (3), (4), (6), (7), (8) (9), (10), (11), (14)7
Shang et al142017Beijing124(1), (2), (3), (4), (5), (6), (7), (8), (9), (10), (11), (12), (13), (14)6
Wu  et al152017Hebei87(1), (2), (3), (4), (5), (6), (7), (8), (10), (11)6
Li162017Hunan69(1), (2), (3), (4), (6), (7), (9), (10), (11), (12), (13), (14)6
Wang et al172016Jiangsu294(1), (2), (3), (4), (5), (6), (8), (9), (10), (11), (12), (13), (14)6
Li182016Hebei176(1), (2), (3), (4), (6), (7), (8), (10), (11), (12), (14)8
Chen et al192016Zhejiang122(1), (2), (3), (4), (5), (6), (7), (8), (9), (10), (11), (12), (13), (14)8
Li et al202015Hubei60(1), (2), (3), (4), (5), (6), (7), (11), (12), (13), (14)6
Xu et al212015Jiangsu55(1), (2), (3), (4), (6), (7), (8), (10), (11), (12), (13), (14)7
Zhao et al222015Guangdong36(1), (2), (3), (4), (5), (6), (7), (8), (9), (11), (12), (13), (14)7
Shen et al232013Shanghai103(1), (2), (3), (4), (6), (8), (11), (12), (13)6
You242013Chongqing65(1), (2), (3), (4), (6), (7), (9), (10), (11), (12), (13), (14)8
Su et al252013Zhejiang44(1), (2), (3), (4), (7), (9), (10), (11), (12), (13), (14)6
  • Included risk factors: (1) age, (2) gender, (3) hypertension, (4) diabetes, (5) hyperlipaemia, (6) atrial fibrillation, (7) previous stroke, (8) smoking, (9) previous antiplatelet treatment, (10) onset to needle time, (11) National Institute of Health stroke scale, (12) systolic pressure, (13) diastolic pressure, (14) serum glucose.

  • NOS, Newcastle-Ottawa scale.