a positive trendgold
Self-Efficacy Six trials were included in the meta-analysis to evaluate the pooled effect of chatbot interventions on self-efficacy outcomes, resulting in a positive trend effect favoring the experimental group but no statistically significant difference obtained (SMD 0.14, 95% CI −0.14 to 0.41; P =.33) (Figure S9 in Multimedia Appendix 1 ).