User's Guide
Contents
1. ACREU RHEUMATOID ARTHRITIS KNOWLEDGE QUESTIONNAIRE KQ YOUR ARTHRITIS AND YOU User s Guide This instrument was developed to measure knowledge of Rheumatoid Arthritis RA self management strategies in people receiving a home based physiotherapy intervention Questions were generated through focus group discussions with 29 people with rheumatoid arthritis It has been tested as both an interviewer administered measure and a mail out questionnaire It has been tested with people with RA in several settings a two week ambulatory care RA treatment program an outpatient second line drug clinic a rheumatologist s private practice hospital and community physiotherapy services and a home based physiotherapy program It s internal consistency is good alpha 76 and the test retest reliability Pearson s correlation coefficient between time 1 and time 2 with a mean of 6 7 days between tests was 92 p 0 000 It has demonstrated good construct validity To test sensitivity to change the KQ was administered to 127 patients participating in a 6 week community based physiotherapy intervention with a strong educational component There was a statistically significant increase in KQ scores in the treatment group compared to the control group p 01 with an effect size of 0 48 The questionnaire consists of 31 items covering the domains of prognosis outcome 8 joint protection 5 energy conservation 2 pain management 3 coping strategi2. es feelings 9 exercise 2 and medications 2 Twelve items require negative responses and 19 items require positive responses Items are scaled using a 5 point modified Likert scale with end anchors strongly agree on the left and strongly disagree on the right The items are scored as 1 strongly agree 2 agree 3 uncertain don t know 4 disagree and 5 strongly disagree Scoring There are 19 items that require a positive response Q1 Q2 Q4 Q5 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q16 Q22 Q23 Q25 Q26 Q28 Q29 Q31 Items requiring positive responses are recoded as follows 1 5 2 4 3 3 4 2 and 5 1 Each item is then again recoded assigning a 1 for each correctly answered item and a 0 for each incorrect item eg if Q1 is greater than or equal to 4 score 1 equals 1 Add the 31 questions to derive a total score a higher score indicating more knowledge The highest possible score is 31 Lineker SC Badley EM Hughes EA Bell MJ Development of an instrument to measure knowledge in individuals with rheumatoid arthritis the ACREU rheumatoid arthritis knowledge questionnaire J Rheumatol 1997 Apr 24 4 647 53 Pub Med ID 9101496
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