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Table 3 Characteristics of participants and focus groups

From: Validation of the International Classification of Functioning, Disability and Health (ICF) Core Set for rheumatoid arthritis from the patient perspective using focus groups

Characteristics of participants and focus groups Focus groups Total
  Open approach ICF-based approach  
Number of participants (n) 25 24 49
Mean age, year (range) 59 (24–81) 54 (35–75) 57 (24–81)
Gender (% female) 88 83 86
Mean disease duration, year (range) 16 (4–38) 15 (3–56) 15 (3–56)
Number of focus groups (n) 5 5 10
Mean session duration, hours:minutes (range) 1:09 (0:52–1:15) 1:35 (1:17–2:06) 1:22 (0:52–2:06)
  1. ICF, International Classification of Functioning, Disability and Health.