Summary of the mean pre- and posttest scores between and within teaching groups, with accompanying statistical analysis
| Teaching group | Pretest mean (and SEM) | Posttest mean (and SEM) | Difference | p value | 95% CI |
|---|---|---|---|---|---|
| Composite | 18.2 (0.66) | 24.8 (1.02) | −6.6 | 0.0016 | −9.02 to −4.18 |
| Cadaver-based | 20.8 (1.98) | 25.4 (1.12) | −4.6 | 0.1103 | −10.85 to 1.65 |
SEM = standard error of the mean; CI = confidence interval.