Item | Variable insertion in the model | Description | No (%) | Yes (%) | OR | Lower 95%CI | Upper 95%CI | P value |
---|---|---|---|---|---|---|---|---|
Journal | Categorical | Cochrane | 4 (40.0%) | 6 (60.0%) | 1 | - | - | - |
 |  | EJO | 18 (64.3%) | 10 (35.7%) | 0.37 | 0.08 | 1.63 | 0.19 |
AJODO | 14 (70.0%) | 6 (30.0%) | 0.29 | 0.06 | 1.39 | 0.12 | ||
AO | 14 (60.9%) | 9 (39.1%) | 0.43 | 0.09 | 1.95 | 0.27 | ||
KJO | 1 (33.3%) | 2 (66.7%) | 1.33 | 0.09 | 20.11 | 0.84 | ||
O&C | 7 (50.0%) | 7 (50.0%) | 0.67 | 0.13 | 3.45 | 0.63 | ||
Year of publication | Continuous | Â | Â | Â | 1.03 | 0.9 | 1.16 | 0.7 |
 |  | 2009 | 1 (100.0%) | 0 (0.0%) |  |  |  |  |
2010 | 1 (33.3%) | 2 (66.7%) | Â | Â | Â | Â | ||
2011 | 5 (71.4%) | 2 (28.6%) | Â | Â | Â | Â | ||
2012 | 2 (100.0%) | 0 (0.0%) | Â | Â | Â | Â | ||
2013 | 6 (66.7%) | 3 (33.3%) | Â | Â | Â | Â | ||
2014 | 3 (33.3%) | 6 (66.7%) | Â | Â | Â | Â | ||
2015 | 9 (75.0%) | 3 (25.0%) | Â | Â | Â | Â | ||
2016 | 5 (55.6%) | 4 (44.4%) | Â | Â | Â | Â | ||
2017 | 5 (55.6%) | 4 (44.4%) | Â | Â | Â | Â | ||
2018 | 6 (46.2%) | 7 (53.8%) | Â | Â | Â | Â | ||
2019 | 3 (75.0%) | 1 (25.0%) | Â | Â | Â | Â | ||
2020 | 7 (58.3%) | 5 (41.7%) | Â | Â | Â | Â | ||
2021 | 5 (62.5%) | 3 (37.5%) | Â | Â | Â | Â | ||
Number of authors | Continuous | Â | Â | Â | 0.93 | 0.71 | 1.21 | 0.59 |
 |  | 2 | 3 (50.0%) | 3 (50.0%) |  |  |  |  |
3 | 7 (50.0%) | 7 (50.0%) | Â | Â | Â | Â | ||
4 | 16 (69.6%) | 7 (30.4%) | Â | Â | Â | Â | ||
5 | 15 (55.6%) | 12 (44.4%) | Â | Â | Â | Â | ||
6 | 8 (53.3%) | 7 (46.7%) | Â | Â | Â | Â | ||
7 | 6 (66.7%) | 3 (33.3%) | Â | Â | Â | Â | ||
8 | 2 (100.0%) | 0 (0.0%) | Â | Â | Â | Â | ||
9 | 1 (50.0%) | 1 (50.0%) | Â | Â | Â | Â | ||
Conflict of interest reported | Categorical | Yes | 32 (56.1%) | 25 (43.9%) | 0.74 | 0.32 | 1.68 | 0.47 |
No | 26 (63.4%) | 15 (36.6%) | 1 | - | - | - | ||
Conflict of interest present | Â | Not reported | 26 (63.4%) | 15 (36.6%) | NA | NA | NA | NA |
No | 32 (56.1%) | 25 (43.9%) | NA | NA | NA | NA | ||
Funding reported | Categorical | Yes | 23 (56.1%) | 18 (43.9%) | 0.8 | 0.35 | 1.81 | 0.6 |
No | 35 (61.4%) | 22 (38.6%) | 1 | - | - | - | ||
Type of orthodontic interventiona | Categorical | 1 | 41 (59.4%) | 28 (40.6%) | 1 | - | - | - |
2 | 1 (100.0%) | 0 (0.0%) | NA | NA | NA | NA | ||
3 | 16 (57.1%) | 12 (42.9%) | 1.1 | 0.45 | 2.67 | 0.84 |