TABLE III.
Multivariate analysis for predictors of publication in journals with a higher impact factor
| Predictor |
Journal category
|
|||||
|---|---|---|---|---|---|---|
|
All topics
|
Oncology only
|
|||||
| or | 95% ci | p Value | or | 95% ci | p Value | |
| Outcome | <0.001 | 0.025 | ||||
| Positive | 4.13 | 2.67 to 6.37 | 2.03 | 1.10 to 3.77 | ||
| Sample size | 0.001 | |||||
| Per 100 patients | 1.06 | 1.02 to 1.10 | ||||
| Analysis | <0.001 | 0.008 | ||||
| Intention-to-treat | 2.53 | 1.56 to 4.10 | 2.22 | 1.23 to 4.02 | ||
| Nationality of authors | <0.001 | <0.001 | ||||
| North American | Reference | Reference | ||||
| European | 0.36 | 0.23 to 0.58 | 0.13 | 0.06 to 0.29 | ||
| International | 0.41 | 0.20 to 0.82 | 0.17 | 0.06 to 0.48 | ||
| Non-English-speaking | 0.50 | 0.20 to 1.24 | 0.13 | 0.04 to 0.43 | ||
| Intent of therapy | <0.001 | 0.044 | ||||
| Adjuvant | 2.58 | 1.61 to 4.15 | 1.76 | 1.02 to 3.03 | ||
| Time to publication | <0.001 | |||||
| Per year | 0.84 | 0.77 to 0.92 | ||||
| Tumour type | ||||||
| Common | Reference | 0.012 | ||||
| Hematologic | 3.15 | 1.41 to 7.03 | ||||
| Other | 1.39 | 0.90 to 2.13 | ||||
| Industry-funded | 0.027 | |||||
| Yes | 1.89 | 1.07 to 3.34 | ||||