50 | Chapter 2 Study Random effects model Heterogeneity: I2 = 94%, τ2 = 0.9060, p < 0.01 Test for subgroup differences: χ1 2 = 2.62, df = 1 (p = 0.11) Shame & Stigma Scale Decision Regret Scale Random effects model Random effects model Heterogeneity: I2 = 69%, τ2 = 0.0750, p = 0.02 Heterogeneity: I2 = 94%, τ2 = 1.2116, p < 0.01 Pirola et al. 2020 Delilabera et al. 2021 Cai et al. 2022 Kissane et al. 2013 Ho et al. 2017 Windon et al. 2019 Goepfert et al. 2017 Thomas et al. 2019 Nallani et al. 2022 Köksal et al. 2022 Liu et al. 2022 Events 88 32 187 85 11 35 574 114 118 64 71 Total 2053 486 1567 122 42 218 104 78 45 935 180 138 108 83 0.2 0.4 0.6 0.8 Effect Size Proportion 0.71 0.80 0.65 0.72 0.76 0.86 0.82 0.14 0.78 0.61 0.63 0.86 0.59 0.86 95%−CI [0.58; 0.82] [0.74; 0.85] [0.45; 0.81] [0.63; 0.80] [0.61; 0.88] [0.80; 0.90] [0.73; 0.89] [0.07; 0.24] [0.63; 0.89] [0.58; 0.65] [0.56; 0.70] [0.79; 0.91] [0.49; 0.69] [0.76; 0.92] Study Random effects model Heterogeneity: I2 =92%, τ2 =0.9162, p <0.01 Vartanian et al. 2009 Dutkiewicz et al. 2002 Derks et al. 2004 Ivkovic et al. 2022 Burns et al. 1987 Events 14 11 19 2 27 Total 674 273 170 121 34 76 0.1 0.2 0.3 0.4 Effect Size Proportion 0.11 0.05 0.06 0.16 0.06 0.36 95%−CI [0.05; 0.24] [0.03; 0.08] [0.03; 0.11] [0.10; 0.23] [0.01; 0.20] [0.25; 0.47] Figure 2. Forest plot of pooled prevalence of Decisional Regret 2A. Forest plot of validated questionnaires: SSS and DRS. 2B. Forest plot of study-specific questionnaires
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