Table 9: PARC levels at AECOPD according to the category of COPD.

Category PARC0 30 ng/ml (%) Total
< 30 > 30
C3 2 (3.6) 2 (3.6)
D3 5 (8.9) 38 (67.9) 43 (76.8)
D4 11 (19.6) 11 (19.6)
Total 5 (8.9) 51 (91.1) 56 (100)