Table 1 Characteristics of the subjects after admission. The data are expressed as the median (quartile distance) M (P25, P75) or the number of patients (percentage) n (%).WBC White blood cell count, N% neutrophil percentage, E% eosinophil percentage, PLT blood platelet counts, CRP C-reactive protein, LDH lactic dehydrogenase, Fer ferritin, D-D D-dimer ferritin, FDP Fibrinogen degradation products.
Variables | Bronchiolitis MMP group (n = 216) | Non-bronchiolitis MMP group (n = 316) | Z/χ² | P-value |
---|---|---|---|---|
Age [P50 (P25-P75)] | 5 (3–7) | 7 (6–9) | -8.265 | < 0.001 |
Male (n, %) | 124 (57.4) | 161 (50.9) | 2.151 | 0.142 |
Atopy (n, %) | 123 (56.944) | 109 (34.494) | 26.297 | < 0.001 |
Family history of atopy (n, %) | 27 (12.5) | 21 (6.6) | 5.357 | 0.021 |
Fever (n, %) | 212 (98.1) | 316 (100.0) | 3.676 | 0.055 |
Fever peak [P50 (P25-P75)] | 39.4 (39.0-39.9) | 39.5 (39.0–40.0) | -1.617 | 0.106 |
Wheezing (n, %) | 95 (44.0) | 9 (2.9) | 138.027 | < 0.001 |
Tachypnea (n, %) | 104 (48.1) | 65 (20.6) | 45.020 | < 0.001 |
Hypoxemia (n, %) | 49 (22.7) | 25 (8.0) | 23.385 | < 0.001 |
Depression of suprasternal fossae when breathing (n, %) | 88 (40.7) | 40 (12.7) | 55.377 | < 0.001 |
Rale (n, %) | 205 (94.9) | 245 (77.5) | 29.711 | < 0.001 |
Decreased breath sound (n, %) | 20 (9.3) | 69 (21.8) | 14.567 | < 0.001 |
WBC (×109/L) [P50 (P25-P75)] | 8.72 (6.75–10.78) | 7.61 (6.05–9.41) | -3.924 | < 0.001 |
N% [P50 (P25-P75)] | 64.40 (53.75–72.65) | 65.30 (58.30–72.80) | -0.967 | 0.334 |
E% [P50 (P25-P75)] | 0.900 (0.30–2.10) | 0.80 (0.20–2.20) | -0.331 | 0.741 |
PLT (×109/L) [P50 (P25-P75)] | 320.00 (255.00-388.25) | 265.00 (217.00-353.50) | -4.471 | < 0.001 |
CRP (mg/L) [P50 (P25-P75)] | 7.23 (3.17–18.14) | 12.76 (4.20-28.72) | -3.951 | < 0.001 |
LDH (U/L) [P50 (P25-P75)] | 352.00 (304.50–413.00) | 311.00 (279.00-381.50) | -4.472 | < 0.001 |
Fer (ug/L) [P50 (P25-P75)] | 109.50 (82.90-149.40) | 126.40 (91.10-181.80) | -3.071 | 0.002 |
D-D (ug/mL) [P50 (P25-P75)] | 0.54 (0.39–0.93) | 0.64 (0.40–1.17) | -1.785 | 0.074 |
FDP (ug/mL) [P50 (P25-P75)] | 2.40 (1.60–3.70) | 2.70 (1.77–4.50) | -1.823 | 0.068 |
Pleural effusion (n, %) | 11 (5.1) | 47 (14.9) | 12.636 | < 0.001 |
Liver dysfunction (n, %) | 7 (3.24) | 17 (5.38) | 1.363 | 0.243 |
Myocardial damage (n, %) | 0 (0.0) | 5 (1.58) | 1.960 | 0.162 |
Coagulation disorders (n, %) | 22 (10.16) | 53 (16.77) | 4.597 | 0.032 |
Electrolyte disorders (n, %) | 14 (6.48) | 22 (6.96) | 0.047 | 0.828 |