Sentence examples for based on retrospective questionnaires from inspiring English sources

The cumulative initiation in this study was based on retrospective questionnaires.

The cumulative initiation in this study was based on retrospective questionnaires, and initiation may be underestimated in the elderly.

That study was based on retrospective interviews and questionnaires (IIEF) 3 years after surgery for about 50percentnt of the patients in a randomized trial 17, and the results should be evaluated in view of these methodological shortcomings.

Most of the studies were based on retrospective collection of data with questionnaires (Checkoway and Nelson 1999).

The "diagnosis" ITW was based on retrospective data gathered by a questionnaire.

CTQ is a 28 item questionnaire, based on retrospective self-report and uses a five point Likert scale response system (1 = "never true" to 5 = "very often true").

Almost all the previous epidemiological research on the prevalence and characteristics of headaches among children and adolescents has been based on retrospective recall with varying time intervals and questionnaires with different phrasings of headache items.

Possible limitations are that the Eurolight questionnaire does not allow to differentiate CH, and that the additional questionnaire on prophylactic medications was based on retrospective assessments and therefore may suffer from recall bias.

GUIDANCE was designed as a cross-sectional study based on retrospective data extraction from the medical records of people with type 2 diabetes and combined with questionnaire data collected from patients and physicians.

Results based on retrospective reports should be interpreted with caution.

Each sample was categorized based on retrospective racecourse performance records.