Fig. 3From: Circulating neutrophils levels are a predictor of pneumonia risk in chronic obstructive pulmonary diseaseEffect of median neutrophil subgroup on pneumonia events. Note: Analyzed using a Cox proportional hazards model, stratified by study with terms for treatment and neutrophil group. Treatments were defined as ICS containing or non-ICS containing. Error bars represent the 95% CIBack to article page