- Correlation analysis between citation numbers and findings relating to several predictors using pearson correlation coefficient (R).
| Predictors | R-value | P-value |
|---|---|---|
| Duration from publication | 0.3423 | <0.0001* |
| Sample size | 0.467 | <0.0001* |
| Study design | -0.1408 | 0.0353* |
| Study Level of Evidence | -0.1428 | 0.03* |
| Study field | -0.0593 | 0.3696 |
| Publishing specialty | 0.0414 | 0.5313 |
| Publishing country | 0.0161 | 0.8077 |
| Authors academic affiliation | 0.0158 | 0.8112 |
| Number of authors | -0.0141 | 0.8312 |
| Number of centers | 0.0489 | 0.4595 |
| Number of references | 0.0676 | 0.3063 |
*p-values ≤0.05 are significant