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Table 1 Demographic data and clinical characteristics in children with RMPP and NRMPP

From: High co-expression of TNF-α and CARDS toxin is a good predictor for refractory Mycoplasma pneumoniae pneumonia

Clinical parameters MPP cases Controls P value RMPP NRMPP P value
(n = 71) (n = 22)   (n = 21) (n = 50)  
Age,months 64.6 ± 32.0 62.0 ± 29.2 0.733 64.5 ± 27.6 64.6 ± 34.0 0.986
Male, n(%) 29 (40.8) 11 (50) 0.449 11 (52.4) 18(36) 0.2
Hospital stay, days 10.1 ± 4.1 N/A   12.6 ± 5.5 9.0 ± 2.8 < 0.001
Duration of fever, days 8.2 ± 4.4 N/A   12.5 ± 3.1 6.4 ± 3.4 < 0.001
pleural effusion, n(%) 29 (40.8) N/A   16 (76.2) 13 (26) < 0.001
mucus plug, n(%) 21 (29.6) N/A   15 (71.4) 6 (12) < 0.001
expulmonary complications, n(%) 13 (18.3) N/A   7 (33.3) 6 (12) 0.047
WBC, 106/L 9.2 ± 3.7 N/A   9.0 ± 1.7 9.2 ± 4.2 0.766
CRP, mg/L 14.9 (4.7–34.9) N/A   23.3 (10.3–44.6) 12.8 (4.4–31.3) 0.03
LDH, IU/L 480.9 ± 162.5 N/A   581.5 ± 179.7 437.2 ± 134.4 0.001
Lymphocytes in blood   N/A     
CD3+, % 67.0 ± 9.4 N/A   68 ± 8.2 66.6 ± 10.0 0.595
CD3 + CD4+, % 36.1 ± 9.3 N/A   35.3 ± 7.6 36.5 ± 10.0 0.654
CD3 + CD8+, % 26.4 ± 7.2 N/A   27.3 ± 6.0 26.0 ± 7.6 0.494
CD3-CD(16 + 56+), % 10.9 ± 7.8 N/A   9.7 ± 7.7 11.4 ± 7.8 0.481
CD3-CD19+, % 19.9 ± 8.5 N/A   20.1 ± 7.2 19.9 ± 9.1 0.904
  1. RMP refractory Mycoplasma pneumoniae pneumonia, NRMPP non-refractory Mycoplasma pneumoniae pneumonia, WBC white blood cells, CRP C-reative protein, LDH lactate dehydrogenase, CD cluster of differentiation