Figure 2From: Determination of inflammatory biomarkers in patients with COPD: a comparison of different assays Bland-Altman plot showing the agreement between CRP and SAA values between the two assays. Panel a) logCRP. Mean difference: 0.29 (95% CI: -0.77 to 1.37).. Panel b) logSAA. Mean difference: -0.02 (95% CI: -1.04 to 1.0008).Back to article page