Research Article
A Retrospective Cohort Study of Intravenous Immunoglobulin Therapy in the Acute Phase of Kawasaki Disease: The Earlier, the Better?
Table 2
The characteristics in 1281 patients in 4 groups with Kawasaki disease.
| Patient characteristic | Group 1 () | Group 2 () | Group 3 () | Group 4 () | value |
| Age (months) | 12 (7-24) | 12 (12-36) | 12 (11.5-36) | 12 (8-24) | 0.009 | | | | | | Age ≤1 yr. | 50 (64.9) | 450 (55.1) | 133 (53.4) | 84 (60.9) | 0.189 | Gender (male : female) | 1.4 : 1 | 1.7 : 1 | 1.8 : 1 | 2.2 : 1 | 0.464 | Days of first hospital visit (d) | 4 (3-4) | 5 (5-6) | 8 (7-9) | 13 (11-15) | — | Illness days of initial IVIG (d) | 4 (4-4) | 6 (5-7) | 9 (8-9) | 13.5 (12-16) | — | Total hospital stay (d) | 3 (2-5) | 2 (2-3) | 2 (2-4) | 4 (2-7) | <0.001 | IVIG-resistant KD cases | 10 (13.0) | 79 (9.7) | 27 (10.8) | 25 (18.1) | 0.03 |
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Data are presented as median (interquartile range) or (%). IVIG: intravenous immunoglobulin. KD: Kawasaki disease. |