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. 2021 Jul 1;16(7):e0253746. doi: 10.1371/journal.pone.0253746

Table 2. Meta-regression analysis of factors affecting between-study heterogeneity.

Type of outcome Heterogeneity source Coefficients Std. Err. P>t
Delay to seek health care Publication year -.0143786 .0145204 0.348
Sample size 1.239396 .7957167 0.154