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Table 1 Clinical features and laboratory parameters of children with Kawasaki disease with or without Mycoplasma pneumoniae infection

From: Kawasaki disease associated with Mycoplasma pneumoniae

  MP + KD+ Group MP-KD+ Group P value
No. of patients (%) 62 (13.7) 388 (86.3) -
Median age (quartiles), m 25 (17, 48) 14.5 (8, 29) <0.01*
Male to female ratio 1.82 1.91 0.62
Median fever duration before the diagnosis of KD (quartiles), days 7 (5, 8) 6 (5, 7) 0.14*
Rash, n (%) 49 (79.0) 294 (75.8) 0.57
Conjunctival injection, n (%) 50 (80.6) 323 (83.2) 0.61
Changes in extremities, n (%) 51 (82.3) 298 (76.8) 0.34
Cervical lymphadenopathy, n (%) 43 (69.4) 233 (60.1) 0.16
Mucosal changes, n (%) 55 (88.7) 340 (87.6) 0.81
ESR, mm/h 39.9 ± 25.4 35.4 ± 24.0 0.03*
WBC, ×109/L 14.6 ± 6.4 14.1 ± 5.0 0.45
PLT, ×109/L 369.8 ± 130.1 381.5 ± 125.4 0.30
N% 68.6 ± 13.8 64.0 ± 15.9 <0.01*
CRP, mg/L 70.6 ± 15.6 64.7 ± 15.1 <0.01*
  1. *Median age, median fever duration before the diagnosis of KD,ESR, N% and CRP were tested by logistic regression analysis to exclude the interaction betweenparameters