From: Scoring and psychometric validation of the ‘Determinants of Intentions to Vaccinate’ (DIVA©) questionnaire
Vaccine-preventable disease
N
Cronbach’s alpha
Measles
209
0.87
Pertussis
199
0.84
Pneumococcus infection
193
Seasonal influenza
196
HPV infection
180
0.85
Tetanus
73
0.80
Overall
1050
0.86