Table 6.
Characteristics of RCT by Reporting Adequacy (Nondrug Group)
| Characteristic | Adequate reporting, No. (%) | Inadequate reporting, No. (%) | Total, No. (%) | P |
|---|---|---|---|---|
| Time of registration | ||||
| 2003–2013.06 | 9 (47.37) | 13 (81.25) | 22 (62.86) | 0.039* |
| 2013.06–2023 | 10 (52.63) | 3 (18.75) | 13 (37.14) | |
| Primary purpose | ||||
| Treatment | 15 (78.95) | 10 (62.50) | 25 (71.43) | 0.454 |
| Other | 4 (21.05) | 6 (37.50) | 10 (28.57) | |
| Intervention model | ||||
| Crossover | 2 (10.53) | 4 (25.00) | 6 (17.14) | 0.379 |
| Parallel | 17 (89.47) | 12 (75.00) | 29 (82.86) | |
| Arm | ||||
| 2 | 16 (84.21) | 16 (100.00) | 32 (91.43) | 0.488 |
| 3 | 1 (5.26) | 0 (0.00) | 1 (2.86) | |
| ≥4 | 2 (10.53) | 0 (0.00) | 2 (5.71) | |
| Blinding | ||||
| None or open label | 5 (26.32) | 8 (50.00) | 13 (37.14) | 0.435 |
| Single | 6 (31.58) | 3 (18.75) | 9 (25.71) | |
| Double or more | 8 (42.11) | 5 (31.25) | 13 (37.14) | |
| Funder type | ||||
| None or departmental | 16 (84.21) | 13 (81.25) | 29 (82.86) | 1.000 |
| Industry or other external | 3 (15.79) | 3 (18.75) | 6 (17.14) | |
| Recruitment | ||||
| Single center | 10 (52.63) | 9 (56.25) | 19 (54.29) | 0.968 |
| Multicenter | 8 (42.11) | 7 (43.75) | 15 (42.86) | |
| Missing | 1 (5.26) | 0 (0.00) | 1 (2.86) | |
| No. of participants | ||||
| <350 | 17 (89.47) | 15 (93.75) | 32 (91.43) | 1.000 |
| ≥350 | 2 (10.53) | 1 (6.25) | 3 (8.57) | |
| PI region | ||||
| Nonhigh SDI | 4 (21.05) | 2 (12.50) | 6 (17.14) | 0.666 |
| High SDI | 15 (78.95) | 14 (87.50) | 29 (82.86) | |
| PI region | ||||
| <90 | 11 (57.89) | 14 (87.50) | 25 (71.43) | 0.071 |
| ≥90 | 8 (42.11) | 2 (12.50) | 10 (28.57) | |
| PI region | ||||
| High income | 16 (84.21) | 15 (93.75) | 31 (88.57) | 0.608 |
| Nonhigh income | 3 (15.79) | 1 (6.25) | 4 (11.43) | |
| PI region | ||||
| North America | 7 (36.84) | 7 (43.75) | 14 (40.00) | 0.317 |
| Europe | 9 (47.37) | 4 (25.00) | 13 (37.14) | |
| Other | 3 (15.79) | 5 (31.25) | 8 (22.86) | |
*
P < 0.05