Remapping class numbers: 0 To 1 1 To 3 Pruned decision tree written to data/csv/post-operative.csv.dt. Unpruned decision tree written to data/csv/post-operative.csv.dt.unpruned. fold 1: acc. = 55.56 #leaves = 2 max. depth = 1 fold 2: acc. = 55.56 #leaves = 19 max. depth = 8 fold 3: acc. = 55.56 #leaves = 24 max. depth = 9 fold 4: acc. = 50.00 #leaves = 18 max. depth = 9 fold 5: acc. = 55.56 #leaves = 19 max. depth = 8 accuracy = 54.44 #leaves = 16.40 max depth = 7.00