|  |  |  | End of Course Examination Marks | |||
---|---|---|---|---|---|---|---|
Course | ≥ 1 attempt | N | % | Mean | Mean difference (95% CI) | T-Score | P value |
1 | No | 99 | 21.1 | 60.8 | 6.0 (3.2, 8.8) | 4.2 | < .001 |
 | Yes | 370 | 78.9 | 66.8 |  |  |  |
2 | No | 62 | 13.4 | 62.8 | 3.2 (0.2, 6.2) | 2.1 | 0.037 |
 | Yes | 400 | 86.6 | 66.0 |  |  |  |
3 | No | 70 | 15.5 | 66.0 | 3.5 (1.2, 5.8) | 3.0 | 0.003 |
 | Yes | 392 | 84.5 | 69.5 |  |  |  |
4 | No | 90 | 19.7 | 59.0 | 5.5 (3.3, 7.8) | 4.3 | < .001 |
 | Yes | 367 | 80.3 | 64.5 |  |  |  |
5 | No | 44 | 8.6 | 59.4 | 6.3 (1.6, 11.0) | 2.7 | 0.009 |
 | Yes | 466 | 91.4 | 65.7 |  |  |  |
6 | No | 71 | 14.0 | 59.6 | 5.3 (2.4, 8.2) | 3.6 | < .001 |
 | Yes | 436 | 86.0 | 64.9 |  |  |  |
7 | No | 122 | 24.4 | 61.5 | 3.6 (1.8, 5.4) | 3.9 | < .001 |
 | Yes | 377 | 75.6 | 65.1 |  |  |  |