Fig. 4From: Circulating neutrophils levels are a predictor of pneumonia risk in chronic obstructive pulmonary diseaseKaplan–Meier plot of time to first pneumonia event by absolute neutrophil count. Definition of abbreviations: LQ lower quartile; UQ upper quartileNote: (a) All studies, (b) 24-week studies only and (c) 52-week data from 52-week and 104-week studies onlyBack to article page