Pre-to-posttest ANOVA comparison of teamwork knowledge across cohorts and subcohorts
| Evaluation measure | F | df | p Value | ||
| 1 | Knowledge—all four cohorts | Time | 87.3 | 1353 | 0.000 |
| Time×cohort | 0.382 | 3353 | 0.766 | ||
| 2 | Knowledge—interactive (A/B) versus didactic (C/D) | Time | 87.5 | 1355 | 0.000 |
| Time×cohort | 0.200 | 1355 | 0.655 | ||
| 3 | Knowledge—Sim versus role play | Time | 19.7 | 193 | 0.000 |
| Time×cohort | 0.006 | 193 | 0.938 | ||
| 4 | Knowledge—Audience Response System versus lecture | Time | 103.9 | 1260 | 0.000 |
| Time×cohort | 1.08 | 1260 | 0.300 | ||
| 5 | Knowledge—lecture versus experimental | Time | 106.2 | 1355 | 0.000 |
| Time×cohort | 0.424 | 1355 | 0.515 |
| Cohort means | ||||
| Mean | SE | Mean | SE | |
| A. Simulation | 9.35 | 0.185 | 10.2 | 0.205 |
| B. Role play | 9.15 | 0.236 | 9.81 | 0.259 |
| C. Audience response | 9.22 | 0.143 | 10.3 | 0.171 |
| D. Lecture | 8.88 | 0.186 | 10.2 | 0.093 |