| often | 21 | temporal |
| usually | 15 | degree |
| in the majority of cases | 5 | location |
| cataract → be related to → aging | 89 |
| cataract → be associated with → aging | 36 |
| cataract → be → part of the aging process | 9 |
| cataract → be related to → ageing | 6 |
| cataract → be related to → aging process | 5 |
| cataract → be associated with → aging process | 5 |
| cataract → be tied to → aging | 3 |
| cataract → be → common part of aging | 3 |
| cataract → be associated with → ageing | 3 |
| cataract → be associated with → age-related changes | 3 |
| negative | neutral | positive |
| 0.488 | 0.481 | 0.031 |
| Raw frequency | 162 |
| Normalized frequency | 0.711 |
| Modifier score | 0.859 |
| Perplexity | 32.240 |