… Human contact in delivery of the intervention and control condition was classified as ‘no/low’,
‘intermediate’ or ‘high’. Human contact was added in this study because of its possible …

… Unguided iAIs are fully automated interventions that … interventions provide human support
to guide participants through the intervention, mainly via asynchronous secure email contact […

… , timing of the intervention or length of the intervention. However, it … intervention, if the
intervention included contact to the work place and by the disorder targeted by the intervention…

… The number of contact hours in psychological interventions varied considerably, ranging
from an average of 2 hours to 96 hours (31 studies; Table 2). Over half were delivered in groups …

… other interventions; (2) intensity of contact with health care professional: … contact (with less
than 90 minutes contact) interventions; and (3) face-to-face vs. remote contact interventions. …

… The duration of the active period of intervention varied from 1 week to 24 weeks (Mean = …
contact ranged from two contacts per week to one contact every six months of active intervention…

… a meta-analysis of 119 studies. Results obtained using a random-effects model showed a
significant effect of interventions on … types of intervention, session format, experimenter contact, …

… confirmatory reports by close contacts need to be consistently included. It will also be
important to test whether health care utilization improves with brief interventions. There is some …

… These interventions were conducted … contact (defined as ≤3 hours of contact). We excluded
self help groups and any low intensity intervention delivered as part of a wider intervention …

… We excluded trials in which the intervention did not involve direct contact between the
disease … For our analysis, frequency of contact was estimated on the basis of the intervention …