Variable | Subset (excluding) | No. of times included | |||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
Age <75 years | + | + | + | + | + | + | + | + | + | + | 10 |
Loop diuretics | + | + | + | + | + | + | + | + | + | + | 10 |
Hypertension | + | + | + | + | + | + | + | + | + | + | 10 |
MI | + | + | + | + | + | + | + | + | + | 9 | |
Sex (men) | + | + | + | + | + | + | + | + | + | 9 | |
Echo with LVSD | + | + | + | + | + | + | + | + | + | 9 | |
Echo without LVSD | + | + | + | + | + | + | + | + | 8 | ||
AF rhythm on ECG | + | + | 2 | ||||||||
Misclassification rate on excluded subset (%) | 34 | 33 | 35 | 42 | 36 | 31 | 34 | 38 | 34 | 35 |
+ means that a variable has been included in the model. Subset (excluding) 1 means all patients included except those in subset 1. Subset 1 was used to calculate a misclassification rate for model 1, etc.
AF, atrial fibrillation; LVSD, left ventricular systolic dysfunction; MI, myocardial infarction.