Table 1 General conditions and serum biomarkers levels in the three groups
Group | CTD-ILD (n = 33) | CTD-NILD (n = 31) | HC (n = 24) |
|---|---|---|---|
Male | 9 | 8 | 6 |
Female | 24 | 23 | 18 |
Age (years) | 61.85 ± 10.35 | 59.32 ± 12.85 | 55.83 ± 12.70 |
Duration (years) | 5.54 ± 2.19 | 6.28 ± 2.41 | – |
Smokers | 8 | 7 | 5 |
MMP-9 (ng/ml) | 466.63 ± 191.09 | 287.35 ± 110.55* | 153.92(115.21–196.88)*& |
SP-D(ng/ml) | 90.44 ± 22.20 | 75.19 ± 17.15* | 45.14 ± 13.03*& |
VEGF (pg/ml) | 445.86 ± 145.71 | 229.35(184.10–306.30) * | 206.80 (159.83–226.95)*& |