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. 2020 May 29;20:172. doi: 10.1186/s12909-020-02075-8

Table 2.

Clinical outcomes

Before treatment After treatment
Outcome measures Max score N Mean SD Median Mean SD Median Mean difference
(99.5% CI)
SD Cohen’s d t df Z
CORE 4 32 1.72 0.64 0.78 0.53 0.94 (0.57 to 1.30) 0.68 1.37 7.75** 31
 CORE(−risk) 4 32 1.99 0.72 0.92 0.61 1.07 (0.65 to 1.48) 0.78 1.37 7.74** 31
 Well-being 4 32 2.16 0.93 0.99 0.80 1.17 (0.62 to 1.71) 1.02 1.15 6.49** 31
 Problems 4 32 2.24 0.73 1.04 0.70 1.20 (0.74 to 1.66) 0.86 1.40 7.90** 31
 Functioning 4 32 1.68 0.78 0.78 0.53 0.89 (0.50 to 1.29) 0.73 1.22 6.90** 31
 Risk 4 32 / / 0.25 / / 0.00 / / −1.06 a (−1.58 to −0.53) / / −3.75** a
−1.11 b (−1.64 to −0.58) −3.89** b
PHQ-9 27 35 13.20 6.91 5.29 4.57 7.91 (4.95 to 10.87) 5.83 1.36 8.03** 34
GAD-7 21 35 / / 10.00 / / 4.00 / / −1.49 a (−2.01 to −0.95) / / −4.77** a
−1.33 b (−1.85 to −0.81) −4.63** b
WSAS 40 29 19.93 9.25 10.34 7.37 9.59 (4.55 to 14.62) 8.90 1.08 5.80** 28

aCohen’s d and Cohen’s d 95% CI (in brackets) of Sign test

bCohen’s d and Cohen’s d 95% CI (in brackets) of Wilcoxon Signed Rank test

**p < 0.001