Table 1.
Characteristics of Included Studies, Randomized Trials in Obstetrics and Gynecology Literature, January 2019 to December 2020
| Trial characteristic | Median [range]/N (%) |
|---|---|
| Total | 59 |
| Journal Impact Factor | 5.51 [4.62–6.12] |
| No. of citations up to July 2020 | 2 [0–13] |
| Year of publication | |
| 2019a | 30 (51) |
| 2020b | 29 (49) |
| Research area | |
| Obstetrics | 22 (37) |
| Gynecology | 37 (63) |
| Experimental arm | |
| Device or drug | 33 (56) |
| Participative interventionc | 5 (8) |
| Novel care pathway | 21 (36) |
| Comparator arm | |
| Comparator device or drug | 7 (12) |
| Comparator participative intervention | 2 (3) |
| Placebo | 20 (33) |
| Standard care | 30 (51) |
| Funding source | |
| Government | 9 (15) |
| Other public institution | 28 (47) |
| Industry | 14 (24) |
| Funding not stated | 8 (14) |
| No. of authors | |
| 1–8 | 40 (68) |
| 9+ | 19 (32) |
a
January 1 to December 31, 2019.
b
January 1 to December 31, 2020.
c
Initiative that focuses on patient participation, for example, exercise or education.