Yongdong Ouyang

Duration of Adjunctive Antidepressant Maintenance in Bipolar I Depression

Lakshmi N. Yatham, Shyam Sundar Arumugham, Kanchana Ramachandran et al. · New England Journal of Medicine · 2023 · 36 citations

Pharmacy, Pharmacotherapy, Psychiatry +17

Estimating intra-cluster correlation coefficients for planning longitudinal cluster randomized trials: a tutorial

Yongdong Ouyang, Karla Hemming, Fan Li et al. · International Journal of Epidemiology · 2023 · 24 citations · Full text

Public Health, Biostatistics, Clinical Epidemiology +16

Explaining the variation in the attained power of a stepped-wedge trial with unequal cluster sizes

Yongdong Ouyang, Mohammad Ehsanul Karim, Paul Gustafson et al. · BMC Medical Research Methodology · 2020 · 21 citations · Full text

Public Health, Biostatistics, Causal Inference +15

Maintaining the validity of inference from linear mixed models in stepped-wedge cluster randomized trials under misspecified random-effects structures

Yongdong Ouyang, Monica Taljaard, Andrew Forbes et al. · Statistical Methods in Medical Research · 2024 · 17 citations · Full text

Public Health, Biostatistics, Epidemiologic Methods +16

CRTpowerdist: An R package to calculate attained power and construct the power distribution for cross-sectional stepped-wedge and parallel cluster randomized trials

Yongdong Ouyang, Liang Xu, Mohammad Ehsanul Karim et al. · Computer Methods and Programs in Biomedicine · 2021 · 16 citations · Full text

Public Health, Biostatistics, Experimental Performance +16