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Table 7 Comparisons of Nonnosocomial Infection Cases in the Research Group and Their Matched Controls

From: Human adenovirus Coinfection aggravates the severity of Mycoplasma pneumoniae pneumonia in children

CharacteristicsControl group (n = 63)Research group (n = 21)P value
Hospital stay (day), median8.0 (3–15)9.0 (3–12)0.069
Fever days before admission, median7 (0–46)9 (3–21)0.449
Fever duration (day), median9 (2–29)12 (7–26)0.028
Max temperature (°C), median39.5 (37.8–41.0)39.8 (38.0–40.5)0.255
Heart rate (bpm), mean112 ± 13 (80–142)117 ± 14 (88–148)0.134
Respiratory rate (bpm), median25 (18–44)25 (21–56)
Disturbance of consciousness, n01 (4.8%)0.25
Cyanosis, n1 (1.6%)00.75
Dyspnea, n1 (1.6%)4 (19%)0.013
Abnormal breath sounds, n39 (61.9%)14 (66.7%)0.797
Leukocyte count (× 10^9/L), median7.49 (2.9–20.42)5.95 (3.78–13.88)0.614
Anemia, n11 (17.5%)6 (28.6%)0.213
Platelet (× 10^9/L), mean323 ± 117 (90–622)238 ± 70 (111–342)< 0.001
C-reactive protein> 8 mg/L, n34 (54.0%)12 (57.1%)0.502
Elevated serum CK-MB, n2 (3.2%)2 (9.5%)0.264
Multilobar infiltrates, n42 (66.7%)13 (61.9%)0.442
Pleural effusion, n17.0 (27%)7 (33.3%)0.383
Rash, n4 (4.3%)00.309
Myocardial damage, n22 (34.9%)6 (28.6%)0.4
Liver damage, n9 (14.3%)1 (4.8%)0.226
Fiberoptic bronchoscopy39 (61.9%)9 (42.9%)0.102
Oxygen therapy38 (60.3%)19 (90.5%)0.008
NCPAP02 (9.5%)0.06
Readmission6 (9.5%)2 (9.5%)0.683
Severe CAP49 (77.8%)17 (81.0%)0.512
Extremely severe pneumonia3 (4.8%)4 (19%)0.062
Severe disease defined by clinical score system8 (12.7%)9 (42.9%)0.005