for classifying severe back pain | 3 | purpose |
mri → be → test | 41 |
mri → be → an imaging test | 4 |
mri → be → useful test | 3 |
negative | neutral | positive |
0.065 | 0.812 | 0.124 |
Raw frequency | 48 |
Normalized frequency | 0.586 |
Modifier score | 0.500 |
Perplexity | 146.623 |