all_info_expected study_id natural_es converted_es ancova_md ancova_md_sd ancova_md_se ancova_md_ci_lo ancova_md_ci_up cov_outcome_r n_cov_ancova n_exp n_nexp ancova_md_sd 1 D+G+MD OR+R+Z -3.9 1.37 0.3 5 91 93 ancova_md_se 2 D+G+MD OR+R+Z 0.54 0.296 0.07 1 53 77 ancova_md_ci 3 D+G+MD OR+R+Z -2.5 -3 -2 0.22 4 11 13