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Table 4 Cronbach's alpha of the multi-item dimensions

From: Development and psychometric validation of a self-administered questionnaire assessing the acceptance of influenza vaccination: the Vaccinees' Perception of Injection (VAPI©) questionnaire

  Belgium (n = 1,383) France (n = 3,084) Spain (n = 198) The United Kingdom (n = 837) Germany (n = 107) Italy (n = 209) Total (n = 5,818)
Bother from ISR 0.81 0.78 0.73 0.83 0.81 0.85 0.81
Arm movement 0.91 0.91 0.90 0.89 0.94 0.73 0.90
Sleep 0.91 0.84 0.90 0.88 0.94 0.68 0.88
Acceptability 0.80 0.88 0.83 0.84 0.81 0.90 0.85
  1. ISR, injection site reactions