Table 1 Baseline characteristics of all KD patients
|  | IVIG responders (N = 841) | IVIG non-responders (N = 66) | U or χ2 | P |
|---|---|---|---|---|
Age (month), Median (IQR) | 23(12,38) | 32.5(20,55) | -3.922 | <0.001 |
Gender, n (%) | Â | Â | Â | Â |
male | 497(59.1) | 38(57.58) | 0.058 | 0.897 |
female | 344(40.9) | 28(42.42) | Â | Â |
Diagnose, n (%) | Â | Â | Â | Â |
Complete KD | 780(92.75) | 62(93.94) | 0.131 | 0.812 |
Incomplete KD | 61(7.25) | 4(6.06) | Â | Â |
Length of hospitalization (day), Median (IQR) | 7(6,8) | 8(7,9) | -5.435 | <0.001 |
WBC (×109/L), Median (IQR) | 13.74 (10.75,17.13) | 13.94 (10.47,16.5) | -0.462 | 0.644 |
HB (g/L), Median (IQR) | 108(101,115) | 107.5(101,114) | -0.291 | 0.771 |
PLT (×109/L), Median (IQR) | 356(286,446.5) | 320.5(250,435) | -2.033 | 0.042 |
 N (%), Median (IQR) | 64.7 (55.3,74.8) | 72.8(58.4,83.5) | -3.246 | 0.001 |
 L(%) Median (IQR) | 25.2 (17.1,33.9) | 18(11,29.3) | -3.613 | <0.001 |
CRP (mg/L), Median (IQR) | 72(38,114.5) | 105(66,151) | -4.236 | <0.001 |
ALT (IU/L), Median (IQR) | 27.1 (15.05,68.25) | 44.05(19,126.4) | -1.897 | 0.058 |
AST (IU/L), Median (IQR) | 32.2 (25.35,49.25) | 36(25,63.8) | -1.02 | 0.308 |
Albumin | 37.7 (34.9,40.2) | 35.75(31,38.7) | -3.897 | <0.001 |
CRP/Alb | 1.914 (0.997,3.195) | 3.099 (1.843,3.910) | -4.107 | <0.001 |