The Neck Disability Index is designed to measure neck-specific disability. The questionnaire has 10 items concerning pain and activities of daily living including personal care, lifting, reading, headaches, concentration, work status, driving, sleeping and recreation. The measure is designed to be given to the patient to complete, and can provide useful information for management and prognosis of those with neck pain.The test maximum score of 50, or as a percentage. as 0 points or 0% means : no activity limitations , and 50 points or 100% means complete activity limitation.
A higher score indicates more patient-rated disability.