It is well-established from hundreds of randomized trials and dozens of meta-analyses that psychological interventions are effective in the treatment of depression. However, most of this research is focused on outpatients. Relatively few studies have focused on inpatients. Although some previous meta-analyses and systematic reviews have integrated the results of randomized trials in this field, these previous meta-analyses and reviews are outdated, and focus only on specific settings, such as psychiatric inpatient settings and nursing...