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Indeed, survey design and the elaboration of the corresponding questionnaires take time (2, 3): unsatisfactory questionnaires can be obtained quickly, but have to be modified a few days later; conversely, excellent questionnaires can be generated after lengthy meetings, but become available too late.
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Participation rate was excellent: 3692 questionnaires filled out of 4811 (77 %).
You can find: An excellent audit questionnaire to help you determine how much of a problem bullying is at your school.
Processing the results of the first 203 questionnaires excellent reliability and internal consistency of the OHIP-49-H was proven by the high and narrow range of Cronbach's alpha values (0.81-0.93).
The strengths of our study include a large sample of both healthcare professionals and general population, an acceptable response rate, excellent completeness of questionnaires and a large number of states of being that elicited a wide range of responses.
Social support was excellent (Social Support Questionnaire F-Sozu, 4.405).
According to the common scale for ICC, the test-retest reliability was excellent for 13 questionnaire items (ICCs of >0.75) and fair-to-good for 2 items (ICCs of 0.4 and 0.75); these results indicate that the questionnaire was reliable.
The reliability of women in our cohort is further supported by our finding of good to excellent agreement between questionnaire and birth certificate data for select variables, including birth weight and parity [ 15].
Construct validity of the Oswestry questionnaire provided excellent correlation to the Roland and Morris questionnaire at baseline (0.72) and at week 12 in the Naturopathic care group (0.79) and control group (0.70).
Although the rate of response to the questionnaire was excellent, five nurses refused to return the questionnaire after the introduction of study objectives.
Almost all questionnaires showed excellent discriminative property with an Area under the curve (AUC) >0.85.
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