Composite Physiological Index (CPI) correlations to A. SP-A, B. SP-B, C. SP-C and D: SP-D. Andriana I. Papaioannou Konstantinos Kostikas Effrosyni D. Manali Georgia Papadaki Aneza Roussou Aris Spathis Argyro Mazioti Ioannis Tomos Ilias Papanikolaou Stelios Loukides Kyriakos Chainis Petros Karakitsos Matthias Griese Spyros Papiris 10.1371/journal.pone.0157789.g003 https://plos.figshare.com/articles/figure/Composite_Physiological_Index_CPI_correlations_to_A_SP-A_B_SP-B_C_SP-C_and_D_SP-D_/3461384 <p>Level of statistical significance after correction for multiple correlation analysis was set at p < 0.023.</p> 2016-06-23 07:05:16 Serum surfactant proteins CPFE patients HRCT IPF MWT emphysema CPI disease severity Composite Physiological Index serum SP levels PFT