Zachary J Kunicki, Thomas Bayer, Lan Jiang, Melanie L Bozzay, McKenzie J Quinn, Alyssa N De Vito, Sheina Emrani, Sebhat Erqou, John E McGeary, Andrew R Zullo, Matthew S Duprey, Mriganka Singh, Jennifer M Primack, Catherine M Kelso, Wen-Chih Wu, James L Rudolph
Claims data are a valuable resource for studying Alzheimer's disease and related dementias (ADRD). Alzheimer's disease and related dementias is often identified using a list of claims codes and a fixed lookback period of 3 years of data. However, a 1-year lookback or an approach using all-available lookback data could be beneficial based on different research questions. Thus, the purpose of this study was to compare 1-year and all-available lookback approaches to ascertaining ADRD compared to the standard 3-year approach...
2023: American Journal of Alzheimer's Disease and Other Dementias