Table 1 Comparison of general conditions between the two groups

Age at admission (month)

5.25 ± 4.13

4.95 ± 4.02

0.724

0.396

Gender at admission (male/female)

72/40

25/13

0.042

0.838

Respiratory rate admission (time/min)

52.46 ± 7.15

54.42 ± 8.52

0.084

0.773

Respiratory rate after 12 h of HFNC therapy (time/min)

38.08 ± 7.82

42.53 ± 8.20

0.283

0.596

Heart rate admission (time/min)

162.27 ± 14.61

167.71 ± 22.77

14.87

0.00

Heart rate after 12 h of HFNC therapy (time/min)

138.12 ± 20.54

142.18 ± 17.45

1.377

0.243

Length of stay in the PICU (days)

6.25 ± 3.32

11.16 ± 4.52

4.74

0.031