Table 3 Incidence rate ratios for the total number of CONSORT Pilot Trial Extension Items Reported
Variable | Unadjusted incident rate ratio (95% confidence interval) | P value | Adjusted incident rate ratio (95% confidence interval) | P value |
|---|---|---|---|---|
Year | 1.025 (1.017, 1.032) | < 0.001 | 1.026 (1.018, 1.034) | < 0.001 |
Sample size (1 unit increase = 20 participants) | 1.019 (1.004, 1.035) | 0.011 | 1.021 (1.010, 1.031) | < 0.001 |
Multisite study (single center) | 0.966 (0.870, 1.073) | 0.520 | 1.030 (0.941, 1.128) | 0.517 |
Industry funding (non-industry funding) | 1.026 (0.922, 1.142) | 0.639 | 0.976 (0.880, 1.082) | 0.639 |
Prelude to future definitive trial (not a prelude) | 1.070 (0.909, 1.260) | 0.416 | 1.033 (0.900, 1.185) | 0.645 |
Journal endorses CONSORT (does not endorse) | 1.122 (1.001, 1.258) | 0.049 | 0.978 (0.870, 1.099) | 0.704 |