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Research methods: Does analysis using “last observation carried forward” introduce bias in dementia research? |
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| Authors: | Frank J Molnar Brian Hutton Dean Fergusson |
| Institution: | From the Division of Geriatric Medicine, Department of Internal Medicine (Molnar), University of Ottawa, Ottawa, Ont.; the Élisabeth-Bruyère Research Institute (Molnar), Ottawa, Ont.; the Clinical Epidemiology Program (Hutton, Fergusson), University of Ottawa Health Research Institute, Ottawa, Ont.; and the Clinical Trials Research Group (Fergusson), Biomedical Ethics Unit, McGill University, Montréal, Que. |
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