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Publication-level associations between fragility index and study variables.
| Study variables | Pearson correlation coefficient | P value |
|---|---|---|
| Patient sample size | 0.140 | .002a |
| Journal impact factor | -0.0263 | .56 |
| Number of journal citations | -0.096 | .035a |
| Patients lost to follow-up | 0.022 | .62 |
| All P values | 0.197 | .000012a |
| Significant P values | -0.028 | .78 |
| Nonsignificant P values | 0.177 | .000045a |
Statistically significant.
