Table 2.

Stimulus-evoked increase in RBC velocity in capillaries

Parameter	Punctate stimulus (0.5–1.5 s after onset)	30-s stimulus (0.5–30.5 s after onset)
Vibrissa
Mean (%)	20.6 ± 12.4 (P < 10−4)	35.1 ± 15.1 (P < 10−4)
Peak (%)	30.1 ± 14.6 (P < 10−5)	81.8 ± 31.3 (P < 10−5)
Control
Mean (%)	7.9 ± 8.4 (NS)	5.1 ± 14.6 (NS)
Peak (%)	13.8 ± 6.0 (NS)	41.6 ± 38.6 (P < 3 × 10−2)
Sample	n = 63	n = 16
	Diameter = 4.9 ± 1.3 μm	Diameter = 3.2 ± 0.7 μm
	Depth range = 0–140 μm	Depth range = 20–50 μm

All numbers are mean ± SD.