Table 1 Quality assessment of prospective cohort studies

Elitzur, et al. 2017

No

Yes

Yes

Yes

Yes

Yes

Yes

Bayram et al. 2017

No

Yes

Yes

Yes

Yes

Yes

Yes

Steffens et al. 2008

No

Yes

Yes

Yes

Yes

Yes

Yes

Alves et al. 2004

No

Yes

Yes

Yes

Yes

Yes

Yes

Ghassemi et al. 2016

No

Yes

Yes

Yes

Yes

Yes

Yes

Vilela et al. 2013

No

Yes

Yes

Yes

Yes

Yes

Yes

Chow et al. 2013

No

Yes

Yes

Yes

Yes

Yes

Yes

Hata et al. 2001

No

Yes

Yes

Yes

No

Yes

Yes

Krawczuk-Rybak et al. 2019

No

Yes

Yes

Yes

Yes

Yes

Yes

Piette et al. 2020

No

Yes

Yes

Yes

Yes

Yes

Yes

Cicognani et al. 1992

No

Yes

Yes

Yes

No

Yes

Yes

Shimazaki et al. 2020

No

Yes

Yes

Yes

Yes

Yes

Yes

Adan et al. 2001

No

Yes

Yes

Yes

No

Yes

Yes

Costin et al. 1988

No

Yes

Yes

Yes

No

Yes

Yes

Siimes et al. 1993

No

Yes

Yes

Yes

Yes

Yes

Yes