Table 2 Fixed and random effects in self-study hours
Model 1 | Model 2 | Model 3 | |
|---|---|---|---|
Source of Variation | Coefficient (95% CI) | Coefficient (95% CI) | Coefficient (95% CI) |
Fixed effects | |||
(Intercept) | 9.8 (9.0;11.2) | 9.8 (8.9;11.0) | 10.6 (9.1;12.2) |
Allocated Self-Study Hours | – | 0.2 (0.1;0.3) | 0.2 (0.1;0.3) |
Academic year | – | – | |
2007/2008 | Reference | ||
2008/2009 | −1.5 (−2.7; −0.3) | ||
2009/2010 | −0.8 (−1.7;0.7) | ||
2010/2011 | −0.4 (−1.1;1.2) | ||
Random effects | |||
Clerkship | |||
Variance | 7.3 | 7.3 | 7.3 |
PCV (%) | Reference | 0.0 | 0.0 |
ICC (%) | 6.9 | 6.9 | 6.9 |
Student | |||
Variance | 59.3 | 59.2 | 59.1 |
PCV (%) | Reference | 0.2 | 0.3 |
ICC (%) | 56.1 | 56.0 | 55.9 |
Residual variance (Clerkship*Student) | 39.2 | 39.2 | 39.2 |
p value + | – | <0.001 | 0.268 |
AIC | 57,663 | 57,654 | 57,656 |
BIC | 57,691 | 57,689 | 57,712 |
Log L | −28,827 | −28,822 | −28,820 |