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Table 4 Satisfaction with self-injection grouped by Self-Injection Assessment Questionnaire© version 1.1 (SIAQv1.1) causal domain score

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

Domain-score group n Satisfaction score at first self-injection visit
   Mean (SD) p
Overall    
Causal domain scores all > 2 at first injection (best scores) 65 7.09 (1.50) -
Any causal domain score ≤ 2 at first self-injection (worst scores) 32 6.14 (1.69) 0.009
Confidence    
More confident before first injection (domain score > 2) 47 7.47 (1.37) -
Less confident before first injection (domain score ≤ 2) 36 6.09 (1.60) < 0.001
Anxiety    
Less afraid/anxious before first injection (domain score > 2) 63 7.32 (1.51) -
More afraid/anxious before first injection (domain score ≤ 2) 14 5.47 (1.21) < 0.001
  1. SD, standard deviation.