Table 3

Sensitivity, specificity, positive predictive values at selected risk scores and the probability of heart failure over 5 years of follow-up in the test dataset

Risk score cutoff point*
Predicted probability of heart failure
Sensitivity
Specificity
Positive predictive value
Negative predictive value







Women
Men





2.5606
0.0131
0.0129
0.980
0.571
0.429
0.086
3.0776
0.0216
0.0213
0.954
0.685
0.315
0.111
3.3153
0.0272
0.0267
0.929
0.726
0.274
0.122
3.4683†
0.0315
0.0310
0.905
0.756
0.244
0.132
3.5859
0.0353
0.0346
0.896
0.777
0.223
0.142
3.6385
0.0371
0.0364
0.883
0.786
0.214
0.145
3.9032
0.0477
0.0469
0.873
0.827
0.173
0.172
3.9644
0.0506
0.0497
0.851
0.837
0.163
0.177
4.1012
0.0576
0.0566
0.831
0.857
0.143
0.193
4.2309
0.0651
0.0640
0.821
0.877
0.123
0.216
4.3201
0.0708
0.0696
0.786
0.887
0.113
0.222
4.4208
0.0778
0.0765
0.727
0.894
0.106
0.220
4.5334†
0.0864
0.0849
0.711
0.904
0.096
0.234
4.6189
0.0936
0.0920
0.698
0.914
0.086
0.250
4.7414
0.1048
0.1030
0.662
0.923
0.077
0.261
4.8633
0.1172
0.1152
0.607
0.931
0.069
0.266
5.0962
0.1448
0.1424
0.551
0.950
0.050
0.311
5.4119
0.1916
0.1886
0.437
0.966
0.034
0.345

*, Calculated using the risk score equation; **, Calculated using the 5-year heart failure probability; †, The suggested cutoff points.

Yang et al. Cardiovascular Diabetology 2008 7:9   doi:10.1186/1475-2840-7-9