2011 GOLD Stages of COPD: Transitions, Predictor Factors and Comparison with 2017 GOLD Stages.
Roberto Bernabeu MoraM Piedad Sánchez-MartínezJoaquina Montilla-HerradorSilvana Loana de Oliveira SousaMariano Gacto-SánchezFrancesc Medina-MirapeixPublished in: International journal of chronic obstructive pulmonary disease (2020)
Non-pulmonary factors predicted worsening transitions among the GOLD 2011 stages of COPD severity. The choice of GOLD 2011 versus GOLD 2017 may influence transition identification, especially for stages B and C.