Neck Disability Index (NDI) Calculator
Scoring Key:
| Points | Percentage | Disability Level |
| 0–4 | 0–8% | No disability |
| 5–14 | 10–28% | Mild disability |
| 15–24 | 30–48% | Moderate disability |
| 25–34 | 50–68% | Severe disability |
| 35+ | 70%+ | Complete disability |
Boosting Health, Crushing Diseases: All of Us United in the USA!
Boosting Health, Crushing Diseases: All of Us United in the USA!
| Points | Percentage | Disability Level |
| 0–4 | 0–8% | No disability |
| 5–14 | 10–28% | Mild disability |
| 15–24 | 30–48% | Moderate disability |
| 25–34 | 50–68% | Severe disability |
| 35+ | 70%+ | Complete disability |
