Laser Doppler Blood-Flow Signals from Human Teeth during an Alignment and Leveling Movement Using a Superelastic Archwire

Table 1

Mean values (𝑛=12) and standard deviations (SD) of differences of flow during the evaluated sessions.

	Before	20 min	48 h	72 h	day 30
𝐹(diff) (AU)	0	−4.9*	−6.3*	−8.1*	−0.7
SD (AU)	0	3.7	4.8	4.1	4.4

∗Means statistical differences when compared to sessions “before” and “day 30” (Anova, Tukey’s test, 𝑃<0.05). Values are expressed in arbitrary units (AU).