From: Design and validation of brucellosis prevention questionnaire focused on animal vaccination
Phase of study | Participants’ job and number male(m) + female(f) | Assessment measure or target | |||
---|---|---|---|---|---|
Livestock breeder | Health educationist | Veterinarian | Experts from a vaccine providing institute | ||
Item generation | |||||
 Interviews | 6 m | 4(1 m + 3f) | 4(3 m + 1 f) | 3 m | Identifying the factors influencing preventive behavior of livestock breeders |
 Group discussion | 0 | 3f | 3 m | 3 m | Finalizing the first draft of the research questionnaire |
Assessment of face validity | |||||
 Qualitative way | 15 m | 7(2 m + 5f) |  |  | Resolving ambiguity in meaning, wording, grammatical errors and allocation of the items |
 Quantitative way | 15 m | 0 | 0 | 0 | Calculating IS of the items |
Assessment of content validity | |||||
 Qualitative way | 0 | 7(2 m + 5f) | 7(5 m + 2f) | 3 m | Calculating CVR of the items |
 Quantitative way | 0 | 7(2 m + 5f) | 7(5 m + 2f) | 3 m | Calculating CVI of the items |
Assessment of construct validity | |||||
 EFA | 212 m | 0 | 0 | 0 | Calculating KMO of the questionnaire; factor loadings |
 CFA | 220 m | 0 | 0 | 0 | Calculating fit indices of the structural behavioral model |
Reliability assessment | 42 m | 0 | 0 | 0 | Calculating Cronbach’s α, ICC,SEM,CR of the questionnaire |