Using quantile regression to create baseline norms for neuropsychological tests Ben Sherwood, Andrew Xiao-Hua Zhou, Sandra Weintraub, Lan Wang Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring Volume 2, Pages 12-18 (January 2016) DOI: 10.1016/j.dadm.2015.11.005 Copyright © 2016 Terms and Conditions
Fig. 1 Histogram of sample test scores. Abbreviations: MMSE, mini-mental state examination; WAIS, Wechsler adult intelligence scale. Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring 2016 2, 12-18DOI: (10.1016/j.dadm.2015.11.005) Copyright © 2016 Terms and Conditions
Fig. 2 Models of conditional percentile using approach of Shirk et al. [2] are labeled as z-score. Quantile regression fits are labeled as quant model. Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring 2016 2, 12-18DOI: (10.1016/j.dadm.2015.11.005) Copyright © 2016 Terms and Conditions