International Scholarly Research Notices / 2012 / Article / Tab 2

Clinical Study

Cardiac Autonomic Neuropathy Measured by Heart Rate Variability and Markers of Subclinical Atherosclerosis in Early Type 2 Diabetes

Table 2

Heart rate variability and autonomic function indices.

Diabetic ( ) Control ( )

Heart rate (bpm) 73.36 (8.30) 68.94 (9.77)
SDNN (ms) 30.10 (15.43) 40.28 (17.06)
RMSSD (ms) 21.83 (21.20) 31.70 (21.78)*
LFnorm (ms2) 55.74 (19.36) 61.98 (20.26)
HFnorm (ms2) 34.01 (20.26) 48.25 (19.36)*
LF : HF ratio 2.19 (2.43) 1.93 (1.77)
Total power (ms2) 1718.34 (337.58) 1156.31 (279.38)
Timed deep breathing 14.6 (8.05)19.3 (7.26)*
Valsalva ratio 1.24 (0.30) 1.58 (0.28)*
Standing ratio 1.24 (0.20) 1.46 (0.13)

Data are , means ± SD.
SDNN: standard deviation of the NN intervals; RMSSD: the square root of the mean squared difference of successive NNs.
, , and .