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Table 1 Evaluation of knowledge on precision medicine of rheumatologists and fellows by the use of clinical vignettes#

From: Expectations and educational needs of rheumatologists, rheumatology fellows and patients in the field of precision medicine in Canada, a quantitative cross-sectional and descriptive study

Vignette topics

Correct answers, N (%)*

Utility of HLA-B27 testing for children of people with ankylosing spondylitis

33/34 (97.1)

Utility of anti-CCP antibodies research for patient with suspicion of rheumatoid arthritis

 

 Diagnosis utility

27/36 (75)

 Prognosis utility

30/36 (83.3)

 Treatment response prediction

14/36 (38.9)

 Absence of utility for toxicity prediction

36/36 (100)

Utility of TPMT test before starting treatment with azathioprine

 

 Absence of utility for identification of patients who are likely to respond to azathioprine

36/36 (100)

 Absence of utility for identification of patients who are unlikely to respond to azathioprine

34/36 (94.4)

 Utility for identification of patients who are likely to develop neutropenia associated with azathioprine use

28/36 (77.8)

Populations on which to perform HLA–B* 5801 genetic test before starting allopurinol

 

 Thai

8/36 (22.2)

 Han Chinese

20/36 (55.6)

 Korean with stage G3a chronic kidney disease or worse

8/36 (22.2)

Utility of HLA–B* 5801 genetic test before starting allopurinol

 

 Absence of utility for identification of patients who will need higher dosage of allopurinol to reach efficacy

36/36 (100)

 Absence of utility for identification of patients who are unlikely to respond to allopurinol

36/36 (100)

 Utility for identification of patients who are likely to develop a hypersensitivity reaction to allopurinol

23/36 (63.9)

  1. %*Percentage after excluding missing values
  2. #Clinical vignettes are presented in the Additional file 2 in the survey for rheumatologists in pages 3–6