Table 4: Cross-Validation of Function with Holdout Sample (N=222).
Group Predicted Group Membership Total
Low Group n(%) High Group n(%) (n=222)
Original Low Group 25 (78.1) 7 (21.9) 32
High Group 5 (10.0) 45 (90.0) 50
Hit ratio 85.4%
Cross-validation Low Group 24 (75.0) 8 (25.0) 32
High Group 8 (14.0) 42 (84.0) 50
Hit ratio 80.5%