Published on in Vol 25 (2023)
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/39029, first published
.
![Time-Dependent Changes in Depressive Symptoms Among Control Participants in Digital-Based Psychological Intervention Studies: Meta-analysis of Randomized Controlled Trials Time-Dependent Changes in Depressive Symptoms Among Control Participants in Digital-Based Psychological Intervention Studies: Meta-analysis of Randomized Controlled Trials](https://asset.jmir.pub/assets/51a4b06a6027fcbbf1a436199574a7b6.png 480w,https://asset.jmir.pub/assets/51a4b06a6027fcbbf1a436199574a7b6.png 960w,https://asset.jmir.pub/assets/51a4b06a6027fcbbf1a436199574a7b6.png 1920w,https://asset.jmir.pub/assets/51a4b06a6027fcbbf1a436199574a7b6.png 2500w)
1 Department of Psychology, The Chinese University of Hong Kong, New Territories, China (Hong Kong)