“…According to the
‐test, there was no significant amount of heterogeneity in the true outcomes (
,
,
,
%). One study (Herrera‐Almanza & Rosales‐Rueda,
2018) had a relatively large weight compared to the rest of the studies (i.e.,
, so a weight at least three times as large as having equal weights across studies). However, this was also the only study assessed as having a low risk of bias.…”