Table 2 Results of autonomic function tests under standardised conditions
|  | Controls (N = 8) | Diabetics (N = 6) |
|---|---|---|
HRV Very low power spectrum (ms 2 ) | 906 (305–2693 [160–4835]) | 1031 (410–8501 [63–8573]) |
 < 0.04 Hz | ||
HRV Low power spectrum (ms 2 ) | 844 (275–1513 [190–1662]) | 526 (53–5427 [24–8712]) |
 0.04 – 0.12 Hz | ||
HRV High power spectrum (ms 2 ) | 1202 (214–1513 [66–2711]) | 507 (74–2185 [37–4112]) |
 0.12 – 0.40 Hz | ||
Deep breathing | 1.25 ± 0.08 | 1.19 ± 0.11 |
 Heart rate response ratio | ||
Valsalva maneuver | 1.75 ± 0.27 | 1.56 ± 0.23 |
 Heart rate response ratio | ||
Quick stand | 1.56 ± 0.29 | 1.31 ± 0.31 |
 Heart rate response ratio | ||
Quick stand (mmHg) | 1 ± 9 | -3 ± 11 |
Blood pressure response | ||
Presence of autonomic dysfunction | 0/8 | 1/6 |
 Number of patients |