The Impact of Noncavity-Distorting Intramural Fibroids on the Efficacy of In Vitro Fertilization-Embryo Transfer: An Updated Meta-Analysis

Table 2

Appraisal of methodological quality (Newcastle-Ottawa Scale).

Reference	Case-cohort representative	Selection of non- exposed control	Ascertainment of exposure	Outcome negative at start	Comparability by design	Comparability by analysis	Outcome assessment	Duration of follow-up	Adequacy of follow-up	Score
Eldar-Geva [6] 1998	√	√	√	√	√	×	√	√	√	8
Stovall [53] 1998	√	√	√	√	√	×	√	√	√	8
Rinehart [52] 1999	√	√	√	√	√	×	√	√	√	8
Dietterich [51] 2000	√	√	√	√	×	×	√	√	√	7
Jun [50] 2001	√	√	√	√	×	√	√	√	√	8
Surrey [49] 2001	√	√	√	√	√	√	√	√	√	9
Check [48] 2002	√	√	√	√	√	×	√	√	√	8
Yarali [47] 2002	√	√	√	√	√	×	√	√	√	8
Aboulgha [46] 2004	√	√	√	√	√	×	√	√	√	8
Oliveira [45] 2004	√	√	√	√	√	×	√	√	√	8
Wang [44] 2004	√	√	√	√	×	×	√	√	√	7
Ng [43] 2005	√	√	√	√	√	×	√	√	√	8
Khalaf [42] 2006	√	√	√	√	×	√	√	√	√	8
Manzo [41] 2006	√	√	√	√	×	√	√	√	√	8
Klatsky [40] 2007	√	√	√	√	×	√	√	√	√	8
Nejad [39] 2007	√	√	√	√	√	×	√	√	√	8
Vimercati [38] 2007	√	√	√	√	×	√	√	√	√	8
Horcajadas [37] 2008	√	√	√	√	×	√	√	√	√	8
Bozdag [36] 2009	√	√	√	√	√	×	√	√	√	8
Somigliana [35] 2011	√	√	√	√	√	×	√	√	√	8
Guven [34] 2013	√	√	√	√	√	×	√	√	√	8
Yan [31] 2014	√	√	√	√	√	×	√	√	√	8
Li [33] 2014	√	√	√	√	√	×	√	√	√	8
Liu [32] 2014	√	√	√	√	×	×	√	√	√	7
Lu [30] 2015	√	√	√	√	×	√	√	√	√	8
Christopoulos [29] 2016	√	√	√	√	√	×	√	√	√	8
Long [28] 2016	√	√	√	√	×	√	√	√	√	8
Dai [27] 2017	√	√	√	√	√	×	√	√	√	8