The online questionnaire included all the items from our new measure, plus several items for comparison (variables that in theory should correlate with sexual function (see Table 1).
We retained the 20 Legacy (original) Health Assessment Questionnaire Disability Index (HAQ-DI) and the 10 SF-36's PF-10 items for comparison.
The first part of the form consists of questions about socio-demographic characteristics where as second part consists of items for comparison of criteria in the form of 0 – 9 scale.
One such obstacle is the use of different drinking measures in the different studies, which has been taken into consideration by identifying and utilizing very similar items for comparison.
Significant differences between physicians and nurses were found for four nominal and one numeric item among 17 items suitable for comparison out of the 20 survey items.
For 3 of the 7 studies, the reference standard used (Item 3) for comparison of the APPs' ability to communicate a diagnosis or triage patients was the orthopaedic surgeons' clinical diagnosis.
Anchor items allow for comparison of the overall performance levels of students on all test forms and can be used to standardize student performance if there is significant variation among the classrooms taking the tests.
1 based on principal components analysis of 10 census items 2 for comparison with Figure 1 A relationship between individual maternal education and preterm delivery is observed in the data, but it is modest in magnitude (Table 2).
From this test the 14 relevant items were extracted for comparison with the same items from the original BOT-2 SF test.
The omitted items were those asked elsewhere in the questionnaire (e.g. frequency of sexual activity), items deemed unessential for comparison purposes (e.g. sexual orientation) and items providing detail not required for comparison purposes (e.g. length of intercourse after insertion of penis and before ejaculation).
A total leisure time composite representing the sum of all 17 items was created for comparison purposes after transformation of the Likert items into hour equivalents.
