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The relationship citations numbers between cited references count, 180-day usage count, since 2013 usage count and number of pages
| Cited reference count | 180-day usage count | Since 2013 usage count | Number of pages | ||
|---|---|---|---|---|---|
| Times cited, all databases | Correlation coefficient | 0.344 | 0.274 | 0.449 | 0.182 |
| p | < 0.001 | < 0.001 | < 0.001 | 0.005 | |
| N | 234 | 234 | 234 | 234 |
