Table 1 Description of the positive effect of each investigated outcome (articles explored more than one outcome) by type of digital intervention and study
From: Digital tools in the informed consent process: a systematic review
| Â | N of studies | Understanding | Participation in the study/consent to clinical procedure | Satisfaction | Anxiety | At least one positive outcome | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Positive/total | Percent positive | Positive/total | Percent positive | Positive/total | Percent positive | Positive/total | Percent positive | Positive/total | Percent positive | |
Research studies | Â | ||||||||||
 Video | 9 | 2/7 | 28.6 | 1/4 | 25.0 | 1/1 | 100.0 | – | – | 4/9 | 44.4 |
 Other multimedia non interactive | 4 | 2/3 | 66.7 | 1/1 | 100.0 | – | – | – | – | 3/4 | 75.0 |
 Multimedia interactive | 15 | 8/14 | 57.1 | 2/5 | 44.0 | 4/7 | 57.1 | – | – | 8/15 | 53.3 |
 Total | 28 | 12/24 | 50.0 | 4/10 | 40.0 | 5/8 | 62.5 | – | – | 15/28 | 53.6 |
 Clinical procedures |  |  |  | ||||||||
 Video | 22 | 13/18 | 72.2 | 1/2 | 50.0 | 8/14 | 57.1 | 2/7 | 28.6 | 16/22 | 72.7 |
 Other multimedia non interactive | 9 | 5/7 | 71.4 | 1/1 | 100.0 | 3/6 | 50.0 | 2/3 | 66.7 | 8/9 | 88.9 |
 Multimedia interactive | 14 | 10/12 | 83.3 | 2/3 | 66.7 | 4/5 | 80.0 | 0/3 | 0.0 | 13/14 | 92.9 |
 Total | 45 | 28/37 | 75.7 | 4/6 | 66.7 | 15/25 | 60.0 | 4/13 | 30.8 | 37/45 | 82.2 |
All studies | |||||||||||
 Video | 31 | 15/25 | 60.0 | 2/6 | 33.3 | 9/15 | 60.0 | 2/7 | 28.6 | 20/31 | 64.5 |
 Other multimedia non interactive | 13 | 7/10 | 70.0 | 2/2 | 100.0 | 3/6 | 50.0 | 2/3 | 66.7 | 11/13 | 84.6 |
 Multimedia interactive | 29 | 18/26 | 69.2 | 4/8 | 50.0 | 8/12 | 66.7 | 0/3 | 0.0 | 21/29 | 72.4 |
 Total | 73 | 40/61 | 65.6 | 8/16 | 50.0 | 20/33 | 60.6 | 4/13 | 30.8 | 52/73 | 71.2 |