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A compliance questionnaire could discriminate among patients for drug taking behaviour and correct dosing in rheumatic diseases

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 Q In patients with rheumatic diseases, how well does the compliance questionnaire rheumatology (CQR) predict compliance with taking medications and correct dosing compared with an electronic medication event monitoring system (MEMS)?

Clinical impact ratings GP/FP/Primary care ★★★☆☆☆☆ Internal medicine ★★★★☆☆☆ Rheumatology ★★★★★★☆


Embedded ImageDesign:

cohort study to validate a previously derived self administered questionnaire.

Embedded ImageSetting:

outpatient rheumatology wards of 3 hospitals in the Netherlands.

Embedded ImagePatients:

127 patients (mean age 61 y, 57% women) who had rheumatoid arthritis and were taking sulphasalazine, methotrexate, diclofenac, or naproxen; polymyalgia rheumatica and were taking prednisone or prednisolone; or gout and were taking colchicine, allopurinol, or benzbromaron. The drugs had to be first time prescriptions and taken as directed, not on demand. Patients were excluded if a caregiver was involved in the administration of medication.

Embedded ImagePrediction guide:

patients completed the CQR in the first week after starting medication. The CQR …

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