Table 1.
Baseline characteristics of all the included publications.
| Characteristics of the publications | Values, n (%) | |||
| Study design (n=17) | ||||
|
|
Systematic reviews and meta-analyses (total) | 5 (29) | ||
|
|
Randomized controlled trial (total)a | 9 (53) | ||
|
|
Cohort (total)b | 2 (12) | ||
|
|
Qualitative (total) | 1 (6) | ||
| Year of publication (n=17) | ||||
|
|
2008-2011 | 2 (12) | ||
|
|
2012-2014 | 4 (24) | ||
|
|
2015-2017 | 5 (29) | ||
|
|
2018-2020 | 6 (35) | ||
| Excluding systematic reviews and meta-analyses (n=12) | ||||
|
|
Location | |||
|
|
|
United States | 3 (25) | |
|
|
|
Europe | 6 (50) | |
|
|
|
Asia | 1 (8) | |
|
|
|
Russia | 1 (8) | |
|
|
|
Not specified | 1 (8) | |
|
|
Intervention type | |||
|
|
|
Real-time video | 3 (25) | |
|
|
|
Asynchronous | 4 (33) | |
|
|
|
Combined forms | 4 (33) | |
|
|
|
Not specified | 1 (8) | |
aThis included 1 pilot randomized controlled trial.
bThis included 1 pilot cohort study.