Risk Factors of Stroke in Western and Asian Countries: A Systematic Review and Meta-analysis of Prospective Cohort Studies

Table 3 The results of the Newcastle-Ottawa scale (NOS)

First author	Publication year	Selection	Comparability	Exposure
Chinese population
Yao He³⁷	2003	★★★	★	★★
Xiao-Fei Zhang ⁴²	2004	★★★	★★	★★★
Yan Wang⁵³	2007	★★★	★	★
Wei Wang ⁴³	2006	★★	★	★★
Other population
A.G.Shaper¹¹	1991	★★★	★★	★★
Kathryn M. Rexrode²⁵	1997	★★★	★★	★★
K. Berger²⁸	1998	★★★	★★	★★★
Leon A. Simons ³¹	1998	★★★	★★	★★
P McCarron³⁴	2001	★★★★	★★	★★★
Cornelia Weikert⁵¹	2007	★★★★	★★	★★★
Per Harmsen⁴⁵	2006	★★★	★★	★★
Ulla Brasch Mogensen⁶³	2012	★★★	★	★★
Helen Rodgers³⁸	2004	★★★★	★★	★★★
George Howard⁶⁰	2011	★★★	★★	★★
K.S. Wong³³	1999	★★★★	★★	★★
Yun-Mi Song (a)⁴⁰	2004	★★★★	★	★★★
Yun-Mi Song (b)⁴¹	2004	★★★★	★	★★
Mohsen Janghorbani⁴⁷	2007	★★★★	★★	★★★
Truong-Minh Pham⁴⁸	2007	★★★	★★	★★
Michiaki Kubo⁵⁴	2008	★★★	★★	★★★
Ying Zhang⁵⁶	2008	★★★★	★★	★★
Ulla Brasch Mogensen⁶³	2012	★★★	★	★★

Note [22]: Selection: 1. Representativeness of the exposed cohort. 2. Selection of the non-exposed cohort. 3. Ascertainment of exposure. 4. Demonstration that the outcome of interest was not present at the beginning of the study. (High quality, >2 stars); Comparability: 1. Comparability of the cohorts on the basis of the design or analysis. (High quality, >1 star); Exposure: 1. Assessment of the outcome. 2. Was the follow-up long enough for outcomes to occur? 3. Adequacy of the follow-up of the cohorts. (High quality, >2 stars).

ISSN: 1471-2458