Figure 3. Forest-plot of the continuous variable index (SMD). BMI, body mass index; CI, confidence interval; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; FEV1/FVC, the ratio between forced expiratory volume in 1s and forced vital capacity; FEV1%, the percentage of FEV1;. FEV1%pred, FEV1 as a percentage of the predicted value; FIB, plasma fibrinogen; Hb, hemoglobin; N%, percentage of neutrophils; PaCO2, arterial carbon dioxide partial pressure; PaO2, arterial oxygen pressure; SMD, standardized mean difference; WBC, leukocytes.
