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Table 2 Results of autonomic function tests under standardised conditions

From: Myocardial blood flow under general anaesthesia with sevoflurane in type 2 diabetic patients: a pilot study

  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
  1. Data are presented as median (IQR [range]) or mean ± SD.