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Table 2 Meta-regression analyses (continuous moderators) - 20% overall symptoms reduction

From: Response rates in patients with schizophrenia and positive symptoms receiving cognitive behavioural therapy: a systematic review and single-group meta-analysis

Moderator Coefficient 95% CI Z value P-value
Number of sessions 0.0059 −0.02; 0.03 0.43 0.67
Treatment duration 0.0022 −0.007; 0.01 0.45 0.65
Baseline severity 0.0113 −0.0003; 0.0228 1.92 0.05
Mean age 0.0117 −0.005; 0.03 1.41 0.16
Male percentage 0.3081 −0.16; 0.77 1.29 0.20