Sentence examples for both sets of questionnaires from inspiring English sources
Item equivalence is achieved when the meaning of the individual item in both sets of questionnaires is contextually similar.
Finally, the responsiveness was examined in the group of residents who returned both sets of questionnaires (n = 152).
In total, 75 of 82 patients (91%) completed both sets of questionnaires before and after the counselling session, whereas 81 of 82 patients completed at least one set.
However, the residents that did not return the post-test questionnaire had on average lower baseline scores in the pre-test than the group of residents who returned both sets of questionnaires (54.8 vs 63.9; p = 0.03).
No differences in age or sex were observed between the group of residents that completed only the pre-test questionnaire and the group of residents who returned both sets of questionnaires.
A multivariate analysis of variance (F (6, 370) = 1.15, p = .333) revealed no significant differences on any of the main study constructs assessed in the Main (Time 1) questionnaire between those who did and did not complete both sets of questionnaires.
Since both sets of the questionnaire were equivalent, the entire group of experts and the entire group of participants with intermediate experience were used for the validation of the pre-test and post-test.
Trained enumerators were used to collect the data using three sets of questionnaires at both the individual and household levels.
The other 222 patients participated answering their sets of questionnaires and measuring lung function with 92% completing the questionnaires without any missing CARAT10 item.
Data was collected mainly through the administration of two sets of questionnaires to street vendors and urban planners using systematic random sampling technique.
