Table 2 Results of the captopril challenge test (CCT) in normal controls and patients

1.4 (0.91~4.2)

13.2 ± 4.7

6.9 (3.9~14.4)

3.0 (1.6~5.3) *

12.1 ± 4.4†

3.9 (1.8~7.3) †

10.2 (− 2.6~20.8)

2.3 (1.2~3.6)

13.6 ± 3.9

6.1 (3.5~10.2)

3.3 (1.8~5.7) †

12.2 ± 4.1†

3.4 (2.2~7.0) †

10.6 (− 1.4~21.5)

0.23 (0.05~0.36)^AB

15.5 ± 6.4^ab

60.0 (34.8~169.2)^AB

0.31 (0.20~0.58)^AB†

14.9 ± 5.6^aB

41.1 (27.9~61.2)^AB

3.4 (−15.1~17.1)

0.21 (0.048~0.35)^AB

18.2 ± 4.9^ABC

80.0 (47.7~263.9)^AB

0.30 (0.080~0.53)^AB†

17.4 ± 5.0^ABc†

54.7 (35.2~196.9)^AB

3.8 (−5.3~11.7)^b