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. 2006 Nov 1;28(8):733–741. doi: 10.1002/hbm.20303

Table III.

Contrast indices (mean and standard deviation) for activation vs. baseline (region of interest, ROI)

Tapping O2Hb HHb
Session 1 Session 2 Session 1 Session 2
Right 0.39 (0.39) 0.42 (0.47) 0.18 (0.19) 0.17 (0.17)
Left 0.39 (0.44) 0.36 (0.48) 0.16 (0.18) 0.19 (0.18)