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Table 3 Demographic characteristics of the SIAQ© patient population.

From: Assessment of self-injection experience in patients with rheumatoid arthritis: psychometric validation of the Self-Injection Assessment Questionnaire (SIAQ)

  SIAQ patient population N = 97
Age  
Mean 51.8 years (SD: 9.7)
Range 28-69 years
Sex  
Female 76.3% (n = 74)
Body mass index  
Mean 27.5 kg/m2 (SD: 5.1)
Ethnicity  
Caucasian 99.0% (n = 96)
  1. SD, standard deviation; SIAQ, self-injection assessment questionnaire.