TY  - GEN 
AU  - Salazar Couso, Alejandro
AU  - Ojeda, Begoña
AU  - Dueñas Rodríguez, María Ángeles
AU  - Fernández Palacín, Fernando
AU  - Failde Martínez, Inmaculada
A4  - Biomedicina, Biotecnología y Salud Pública
A4  - Estadística e Investigación Operativa
PY  - 2016
SN  - 1097-0258
SN  - 0277-6715
UR  - http://hdl.handle.net/10498/30664
AB  - Missing data are a common problem in clinical and epidemiological research, especially in longitudinal studies. Despite many methodological advances in recent decades, many papers on clinical trials and epidemiological studies do not report using...
LA  - eng
KW  - missing data; dropout; longitudinal studies; generalized estimating equations; weighted generalized estimating equations
TI  - Simple Generalized Estimating Equations (GEE) and Weighted Generalized Estimating Equations (WGEE) in longitudinal studies with dropouts: guidelines and implementation in R.
DO  - 10.1002/sim.6947
ER  -