Table 4. Cronbach’s alpha for the whole cohort (number of trainees given in brackets) for global and item ratings having converted to scores as indicated above.
| Diet date | Global ratings for 12 scenarios (number of trainees) | Item ratings for 12 scenarios |
|---|---|---|
| Nov-12 | 0.785 (58) | 0.777 |
| Mar-13 | 0.744 (88) | 0.714 |
| Oct-13 | 0.692 (98) | 0.745 |
| Mar-14 | 0.701 (123) | 0.690 |
| Oct-14 | 0.708 (141) | 0.744 |
| Apr-15 | 0.676 (145) | 0.704 |
| Oct-15 | 0.684 (126) | 0.707 |
| Apr-16 | 0.690 (137) | 0.707 |
| Oct-16 | 0.647 (140) | 0.707 |
| Mar-17 | 0.725 (144) | 0.726 |
| Oct-17 | 0.656 (140) | 0.685 |
| Nov-17 | 0.694 (47) * | 0.691 |
| Apr-18 | 0.713 (141) | 0.710 |
*
extra cohort, therefore smaller n and only 1 day.