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Table 3 Coherence values of different frequency intervals before and after inflatable occlusion in Group II (n = 15)

From: Pilot study of blood perfusion coherence along the meridian in forearm

Frequency intervals(Hz) Channels Pre Post
FR1 (0.0095-0.02) Channel 1 to 2 0.9988 ± 0.0006 0.9983 ± 0.0019
Channel 1 to 3 0.9987 ± 0.0009 0.9984 ± 0.0015
Channel 1 to 4 0.9987 ± 0.0006 0.9979 ± 0.0031
Channel 1 to 5 0.9987 ± 0.0009 0.9984 ± 0.0011
FR2 (0.02-0.06) Channel 1 to 2 0.9069 ± 0.0434 0.9221 ± 0.0577
Channel 1 to 3 0.9044 ± 0.0431 0.9287 ± 0.0452
Channel 1 to 4 0.9011 ± 0.0587 0.9247 ± 0.0486
Channel 1 to 5 0.9047 ± 0.0417 0.9365 ± 0.0365*
FR3 (0.06-0.15) Channel 1 to 2 0.6034 ± 0.2444 0.7913 ± 0.1889*
Channel 1 to 3 0.5528 ± 0.2543 0.7806 ± 0.1855*
Channel 1 to 4 0.5673 ± 0.2608 0.7650 ± 0.1974*
Channel 1 to 5 0.5940 ± 0.2276 0.7671 ± 0.1852*
FR4 (0.15-0.4) Channel 1 to 2 0.4393 ± 0.2808 0.7206 ± 0.2266**
Channel 1 to 3 0.4225 ± 0.2846 0.7103 ± 0.2323**
Channel 1 to 4 0.4103 ± 0.2826 0.6950 ± 0.2302**
Channel 1 to 5 0.4035 ± 0.2904 0.6930 ± 0.2335**
FR5 (0.4-1.6) Channel 1 to 2 0.3939 ± 0.2864 0.6265 ± 0.2242*
Channel 1 to 3 0.3722 ± 0.2754 0.6070 ± 0.2320*
Channel 1 to 4 0.3739 ± 0.2800 0.5782 ± 0.2147*
Channel 1 to 5 0.3638 ± 0.2829 0.5889 ± 0.2281*
  1. Pre, pre-inflatable occlusion. Post, post-inflatable occlusion. FR, frequency interval.
  2. *, p < 0.05, **, p < 0.01, Pre vs. Post.