Sylvia H. Paz|Honghu Liu|Marie N. Fongwa|Leo S. Morales|Ron D. Hays
Readability estimates for commonly used health-related quality of life surveys
UCLA Health|University of California, Los Angeles|UCLA Health|UCLA Health
estimate readability seven commonly used healthrelated quality life instruments sf36 hui eq5d qwbsa halex minnesota living heart failure questionnaire mlhfq neivfq25the fleschkincaid fk flesch reading ease fre formulae used estimate readability every item measurethe percentage items require 5 years formal schooling according fk 50 eq5d 53 sf36 80 vfq25 85 qwbsa 100 hui halex mlhfq percentage items deemed harder easy according fre 50 sf36 67 eq5d 79 qwbsa 80 vfq25 100 hui halex mlhfqall seven surveys substantial number items high readability levels may appropriate general population