Direct assessment of completeness of ascertainment in a stroke incidence study.
BACKGROUND AND PURPOSE: Validity of comparisons of stroke incidence between studies or time periods depends on the completeness of ascertainment. Ascertainment cannot be reliably assessed indirectly by statistical methods, such as capture-recapture. We report the first use of direct methods to dete...
Main Authors: | , , , , |
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Format: | Journal article |
Language: | English |
Published: |
2004
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