Exact(2)
Participants completed a machine-readable questionnaire that was checked for completeness and validity.
Over recent years there has been a drive for improved ethnicity data collection from the National Cancer Inequalities Initiative and National Cancer Intelligence Network with the main Hospital Episode Statistics (HES) data being scrutinised for completeness and validity [ 1, 2].
Similar(58)
Overall, the registry data have a high degree of completeness and validity, making it a valuable tool for clinical epidemiological research.
The indicators of completeness and validity, such as MV%, DCO%, M/I ratio, UB%, and 0&U%, were evaluated for every registry's data.
A detailed analysis of completeness and validity of data items has been published [ 19]; incidence data since year of diagnosis 1988 have been accepted for publication in Cancer Incidence in Five Continents.
There was no validation of the data, but in all cases data were reviewed at a practice meeting and checked for completeness and face validity by a cancer network clinical lead.
A total of 85 maternal and 32 newborn variables were assessed for completeness (percent completion) and validity (sensitivity and specificity for categorical variables, intra-class correlation coefficient [ICC] for continuous variables).
When the cancer registration data met the quality criteria for completeness, comparability, and validity, they were accepted as qualified data for analysis.
Data were reviewed monthly for completeness and 6 monthly for validity by teleconferences with individual study sites.
The validity of the Danish National Registry of Patients as a source of information on comorbidity and venous thromboembolism has varying completeness and validity for different diseases.
Birth certificates, however, may be problematic for epidemiologic studies due to problems with completeness and validity (Kirby, 2001).
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