Table 1 Characteristics of Healthy Controls or Patients with ILD
Variables | Healthy controls (n = 39) | ILD patients (n = 71) | P |
|---|---|---|---|
Male, n (%) | 18 (46.2) | 37 (52.1) | 0.550 |
Age (years) | 61 ± 8 | 64 ± 10 | 0.120 |
Current smoker, n (%) | N/A | 13 (18.6) | |
Smoking index | N/A | 0 (0 ~ 450) | |
White blood cell (× 109/L) | 6.1 (5.5 ~ 6.8) | 6.8 (5.8 ~ 8.1) | 0.064 |
Neutrophil granulocyte (× 109/L) | 3.8 (3.0 ~ 4.1) | 3.9 (3.1 ~ 5.0) | 0.145 |
Lymphocyte (× 109/L) | 2.0 (1.7 ~ 2.3) | 1.8 (1.3 ~ 2.3) | 0.069 |
Haemoglobin (g/L) | 134.2 ± 10.2 | 133.2 ± 16.2 | 0.712 |
Platelet (× 109/L) | 225 ± 44 | 217 ± 53 | 0.400 |
Rcn3 level in serum (ng/ml) | 2.52 (1.88 ~ 3.19) | 2.71 (2.02 ~ 4.17) | 0.087 |