Table 4. Factors associated with overall reporting qualitya.
| Variables | Univariable analysis | P | Multivariable analysis | P |
|---|---|---|---|---|
| Coefficient (95% CI) | Coefficient (95% CI) | |||
| The main effect of the primary outcome | ||||
| significant vs non-significant[ref] | 0.73 (-0.74 to 2.20) | 0.33 | -0.03 (-1.14 to 1.09) | 0.96 |
| Language | ||||
| English vs Chinese[ref] | 10.70 (9.14 to 12.27) | <0.001 | 8.35 (6.68 to 10.01) | <0.001 |
| Author’s affiliation to statistics or epidemiology department | ||||
| yes versus no[ref] | 14.55 (11.59 to 17.51) | <0.001 | 6.37 (3.49 to 9.24) | <0.001 |
| Center | ||||
| multicenter vs single center[ref] | 7.74 (5.37 to 10.11) | <0.001 | 4.80 (2.85 to 6.76) | <0.001 |
| Sample size | ||||
| >80 vs ≤80[ref] | 0.47 (-1.01 to 1.94) | 0.53 | 0.20 (-0.92 to 1.33) | 0.72 |
Note: [ref]: reference level
a:as indicated by the total score calculated based on the items of the standard CONSORT, CONSORT Extension for Trials Assessing Non-Pharmacological Treatments and STRICTA checklist