Patients’ values and preferences of the expected efficacy of hip arthroscopy for osteoarthritis: a protocol for a multinational structured interview-based study combined with a randomised survey on the optimal amount of information to elicit preferences
Yuqing Zhang, Kari A O Tikkinen, Thomas Agoritsas, Olufemi R Ayeni, Paul Alexander, Maha Imam, Daniel Yoo, Athanasios Tsalatsanis, Benjamin Djulbegovic, Lehana Thabane, Holger Schünemann, Gordon H Guyatt
BMJ Open Oct 2014, 4 (10) e005536; DOI: 10.1136/bmjopen-2014-005536