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. 2014 Dec 24;13:S109–S608. doi: 10.1111/j.1469-0691.2007.01733.x

Serum cytokine levels in chronic obstructive pulmonary disease patients with and without Pneumocystis jirovecii colonisation

Cytokine level (pg/mL) COPD without/with P. jirovecii colonisation
P-value (Student's T)
Without (N = 23) With (N = 28)
IL-8 (mean±SD) 13.89±13.87 21.26±9.25 0.028
TNF-α (mean±SD) 3.57±2.03 8.15±10.6 0.047
IL-6 (mean±SD) 5.34±5.45 16.95±25.06 0.038