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Definitions and Identification Methods of Four Groups for Assessing Completeness and Accuracy of Mortality Data |
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| Groups |
Definition and Identification Method |
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| A. True Positives |
All deceased individuals who were identified as deceased in a source. A valid death date was found in both the source and the NDI. |
| B. False Positives |
All living individuals who were identified as deceased in a source. They have a death date in the source but not in the NDI. |
| C. False Negatives |
All deceased individuals who were identified as alive in a source. They have a death date in the NDI but not in the source. |
| D. True Negatives |
All living individuals who were identified as living in a source. They do not have a death date in the NDI nor in the source. |
Sohn et al. Population Health Metrics 2006 4:2 doi:10.1186/1478-7954-4-2 |
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