Information technology advances may help in conducting epidemiological studies using web-based surveys. Questionnaire-based headache diagnosis should be validated against the doctor’s diagnosis. This ...

The aim of the present study was to validate a short questionnaire on habitual dietary salt intake, to quickly and easily identify individuals whose salt consumption exceeds recommended levels.

An efficient, concise patient questionnaire gathering health utilization information is effective for patients with multiple sclerosis, according to researchers who created one. Investigators from ...

It used to be that if we wanted to assess a patient’s back pain, we would evaluate how far the patient could bend by measuring the distance between the patient’s fingers and the floor. Adverse effects ...