Table 1 The Eight Key Variables Included in the Scenarios and their Levels
From: Using the method of judgement analysis to address variations in diagnostic decision making
Variable | Levels 1 | 2 | 3 |
|---|---|---|---|
1. Orthopnoea | No | Yes | Â |
2. Pitting oedema | None | Mild, around ankles | Marked, above knees |
3. Ischaemic heart disease | No | Yes | Â |
4. Heart rate | 60-100 | < 60 | > 100 |
5. Lung signs | No crackles | Crackles | Â |
6. Chest x-ray (lungs) | Normal | Upper lobe veins enlarged | Alveolar oedema |
7. Heart size | Normal | Enlarged | Â |
8. Electrocardiogram | Normal | Bundle Branch Block | "Ischaemic" |