| in urban and rural areas | 6 | location |
| in developing nations | 4 | location |
| particularly | 3 | degree |
| rat → be → prevalent | 8 |
| rat → be → more prevalent | 4 |
| rat → become → prevalent | 3 |
| negative | neutral | positive |
| 0.610 | 0.370 | 0.021 |
| Raw frequency | 15 |
| Normalized frequency | 0.287 |
| Modifier score | 0.500 |
| Perplexity | 352.725 |