| between primigravidae | 4 | other |
| between different hcv genotypes | 3 | other |
| at a concentration of 1:50 | 2 | location |
| antibody → be → analyzed | 7 |
| antibody → be → evaluated | 7 |
| antibody → be → examined | 5 |
| antibody → be → compared | 5 |
| antibody → be used for → analysis | 4 |
| negative | neutral | positive |
| 0.084 | 0.865 | 0.051 |
| Raw frequency | 28 |
| Normalized frequency | 0.432 |
| Modifier score | 0.500 |
| Perplexity | 223.530 |