internetbased and other computerized psychological treatments for adult depression a metaanalysis computerized and more recently internetbased treatments for depression have been developed and tested in controlled trials the aim of this metaanalysis was to summarize the effects of these treatments and investigate characteristics of studies that may be related to the effects in particular the authors were interested in the role of personal support when completing a computerized treatment following a literature search and coding the authors included 12 studies with a total of 2446 participants ten of the 12 studies were delivered via the internet the mean effect size of the 15 comparisons between internetbased and other computerized psychological treatments vs control groups at posttest was d 041 95 confidence interval ci 029054 however this estimate was moderated by a significant difference between supported d 061 95 ci 045077 and unsupported d 025 95 ci 014035 treatments the authors conclude that although more studies are needed internet and other computerized treatments hold promise as potentially evidencebased treatments of depression