TABLE 5.
Mean number of citations across purposes.
| Purpose present |
Purpose not present |
||||||
| Number of articles | Mean number of citations (SD) | Number of articles | Mean number of citations (SD) | F(1, 1164) | η 2 | p | |
| Purpose | |||||||
| Solve a real-world problem | 230 | 73.77 (136.74) | 936 | 105.21 (192.59) | 5.454 | 0.005 | 0.020 |
| Application mentioned in abstract | 378 | 64.30 (126.96) | 789 | 115.66 (292.86) | 20.397 | 0.017 | < 0.001 |
F and η2 statistics for the difference in mean citations between papers in which the purpose was or was not present.