Internet-Based Follow-Up Questionnaire for Measuring Patient-Reported Outcome after Total Hip Replacement Surgery-Reliability and Response Rate
Objective: This randomized methodologic study sought to test the reliability of an Internet questionnaire and investigate the differences in response rates between traditional pen-and-paper questionnaires and Internet questionnaires for measuring patient-reported outcome after total hip replacement surgery. Methods: From the Swedish Hip Arthroplasty Register, 2400 patients were chosen at random bu