Table 1 Comparison of clinical data between NRG and DRG

Gender (male/female)

159/111

36/33

Onset seasons (spring and summer/autumn and winter)

138/132

29/40

Age (years)

7.17 ± 2.37

6.86 ± 1.50

Total fever duration (days)

6.34 ± 2.63

11.13 ± 4.37

Peak body temperature (℃)

39.15 ± 0.73

39.29 ± 0.64

Hospitalization time (days)

8.36 ± 2.26

12.70 ± 4.07

Time to interventional bronchoscopy (days)

9.03 ± 2.76

11.06 ± 3.53