Table 2 Comparison of N-terminal pro-brain natriuretic peptide level between IVIG-resistance and IVIG-response group stratified by age

Overall (n = 393)

54

339

Age (month)

28.50 [14.00–57.00]

24.00 [13.00–42.00]

NT-ProBNP

2685 [551.50–7010.00]

975.00 [387.00–2560.00]

< 1 year (n = 79)

8

71

Age (month)

7 [4–8]

7 [5–8]

NT-ProBNP

3950.00 [1745.00–6252.50]

1130.00[471.00–2790.00]

1–2 years (n = 109)

14

95

Age (month)

16.50 [13.75–20.25]

17.00 [14.00–20.00]

NT-ProBNP

2290.00 [494.75–5347.50]

1080.00 [472.00–2580.00]

2–6 years (n = 176)

23

153

Age (month)

39.00 [29.00–54.00]

38.00 [30.00–49.00]

NT-ProBNP

3770.00 [528.00–8800.00]

798.00 [305.00–2085.00]

> 6 years (n = 29)

9

20

Age (month)

83.00 [76.00–94.50]

86.00 [80.00–101.50]

NT-ProBNP

609.00 [207.00–9775.00]

2110.00 [369.75–9742.50]