Comparison of the characteristics of the patients with Kawasaki disease according to the level of MMP-9
| Variable | MMP-9 >1078.68 (n=37) | MMP-9 ≤1078.68 (n=93) | P value |
| Male, n (%) | 24 (64.90) | 66 (71.00) | 0.496 |
| Age (mo) | 34 (15–50) | 27 (12–42) | 0.020 |
| Fever duration (d) | 7 (6–12) | 7 (5–12.5) | 0.159 |
| IKD, n (%) | 18 (48.60) | 53 (57.00) | 0.389 |
| White cell (×109/L) | 15.16 (10.58–19.95) | 12.49 (8.50–17.82) | 0.031 |
| NE% | 0.80 (0.53–1.50) | 0.58 (0.40–0.82) | 0.019 |
| LY% | 0.28 (0.15–0.52) | 0.42 (0.29–0.66) | 0.143 |
| PLT (×109/L) | 348.00 (280.00–441.50) | 312.00 (223.50–416.00) | 0.272 |
| ALB (g/L) | 31.40 (29.30–34.75) | 33.50 (30.00–36.20) | 0.131 |
| CRP (mg/L) | 88.00 (18.50–131.00) | 21.00 (7.87–53.53) | 0.001 |
| ESR (mm/h) | 89.57±26.40 | 73.44±31.54 | 0.007 |
| Red cell (×1012/L) | 4.28±0.59 | 4.24±0.52 | 0.656 |
| HGB (g/L) | 113.70±15.39 | 111.14±13.75 | 0.356 |
| MO% | 0.05 (0.03–0.08) | 0.07 (0.05–0.10) | 0.012 |
| EO% | 0.01 (0.00–0.03) | 0.02 (0.01–0.05) | 0.157 |
| IL-6 (pg/mL) | 71.37 (22.66–141.89) | 37.71 (14.41–95.64) | 0.075 |
| CAL, n (%) | 33 (46.24) | 43 (89.20) | 0.001 |
Data are mean±SD, P50 (P25–P75) and n (%).
ALB, albumin; CAL, coronary artery lesion; CRP, C-reactive protein; EO%, eosinophil percentage; ESR, erythrocyte sedimentation rate; HGB, hemoglobin; IKD, incomplete Kawasaki disease; IL-6, interleukin-6; LY%, lymphocyte percentage; MMP-9, matrix metalloproteinase-9; MO%, monocyte percentage; NE%, neutrophil percentage; PLT, platelet.