This method takes one or more objects of class esc (which
are returned by each effect size calculation function) and
returns the combined result as a single data frame. This can
then be used for further computation, e.g. with the
rma-function of the metafor-package.
combine_esc(...)
| ... | One or more objects of class |
|---|
A data frame with all relevant information from the effect size calculation.
e1 <- esc_2x2(grp1yes = 30, grp1no = 50, grp2yes = 40, grp2no = 45, study = "Study 1") e2 <- esc_2x2(grp1yes = 30, grp1no = 50, grp2yes = 40, grp2no = 45, es.type = "or", study = "Study 2") e3 <- esc_t(p = 0.03, grp1n = 100, grp2n = 150, study = "Study 3") e4 <- esc_mean_sd(grp1m = 7, grp1sd = 2, grp1n = 50, grp2m = 9, grp2sd = 3, grp2n = 60, es.type = "logit", study = "Study 4") combine_esc(e1, e2, e3, e4)#> study es weight sample.size se var ci.lo #> 1 Study 1 -0.3930426 9.944751 165 0.3171050 0.10055556 -1.01455689 #> 2 Study 2 0.6750000 9.944751 165 0.3171050 0.10055556 0.36256305 #> 3 Study 3 0.2817789 59.433720 250 0.1297130 0.01682547 0.02754605 #> 4 Study 4 -1.3981827 7.721145 110 0.3598812 0.12951447 -2.10353685 #> ci.hi measure #> 1 0.2284717 logit #> 2 1.2566780 or #> 3 0.5360117 d #> 4 -0.6928285 logit