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. 2012 Mar 13;11:24. doi: 10.1186/1475-2840-11-24

Table 2.

Prevalence of CAN in all patients

Men women total

Normal Borderline Abnormal Normal Borderline Abnormal Normal Borderline Abnormal
HR response to 51 19 24 16 11 21 67 30 45
deep breathing (54.3) (20.2) (25.5) (33.3) (22.9) (43.8) (47.2) (21.1) (31.7)

lying-to-standing 65 13 16 31 9 8 96 22 24
HR response (69.1) (13.8) (17) (64.6) (18.8) (16.7) (67.6) (15.5) (16.9)

valsalva 59 16 19 29 11 8 88 27 27
maneurver (62.8) (17) (20.2) (60.4) (22.9) (16.7) (62) (19) (19)

Postural BP 76 18 32 15 1 108 33 1
change (80.9) (19.1) (66.7) (31.3) (2.1) (76.1) (23.2) (0.7)

Sustained 57 24 13 25 10 13 82 34 26
handgrip test (60.6) (25.5) (13.8) (52.1) (20.8) (27.1) (57.7) (23.9) (18.3)

CAN(-/+) 68(72.3)/26(27.7) 28(58.3)/20(41.7) 96(67.6)/46(32.4)

Data are expressed as n (%). HR, heart rate; CAN, cardiac autonomic neuropathy