Agreement between original and Rasch-approved neck disability index
Abstract Background Given the high prevalence of neck pain, the neck disability index (NDI) has been used to evaluate patient status and treatment outcomes. Modified versions were proposed as solutions to measurement deficits in the NDI. However, the original 10-item NDI was scored out of 50 and is...
| Автори: | , , |
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| Формат: | Стаття |
| Мова: | English |
| Опубліковано: |
BMC
2020-07-01
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| Серія: | BMC Medical Research Methodology |
| Предмети: | |
| Онлайн доступ: | http://link.springer.com/article/10.1186/s12874-020-01069-w |