Meta-analyses of adherence to guided iCBT and individual face-to-face CBT.

aAs percentage of the total number of sessions.bAs percentage of all participants who were allocated to the treatment.cOverall heterogeneity (Q value) was significant for all analyses.Abbreviations: guided iCBT = guided internet-delivered cognitive behavioural therapy; FtF CBT = individual face-to-face cognitive behavioural therapy; C.I. = confidence interval.