Fig. 2From: Chronic obstructive pulmonary disease, lung function and risk of type 2 diabetes: a systematic review and meta-analysis of cohort studiesForest plot showing the RR for T2DM in COPD patients compared with non-COPD population. COPD = chronic obstructive pulmonary disease, RR = risk ratio, T2DM = type 2 diabetes mellitusBack to article page