Table 3.

Blood perfusion ratio of different manipulation groups at different periods.

Manipulation	Reinforcing	Reducing	Even	Acupuncture	Control
Time	(N = 15)	(N = 15)	(N = 15)	(N = 15)	(N = 15)
B N	1.0 ± 0.0	1.0 ± 0.0	1.0 ± 0.0	1.0 ± 0.0	1.0 ± 0.0
1 min	2.08 ± 0.29⋆†	1.71 ± 0.29⋆●	1.47 ± 0.22⋆●†	0.99 ± 0.20●†	1.01 ± 0.07●†
5 min	2.14 ± 0.38⋆†	1.82 ± 0.36⋆●	1.47 ± 0.2⋆●†	1.34 ± 0.13⋆●†	0.98 ± 0.07●†
10 min	2.13 ± 0.37⋆†	1.73 ± 0.34⋆●	1.39 ± 0.24⋆●†	1.30 ± 0.17⋆●†	0.99 ± 0.09●†
15 min	2.03 ± 0.35⋆†	1.60 ± 0.29⋆●	1.34 ± 0.26⋆●†	1.29 ± 0.17⋆●†	0.97 ± 0.09●†
20 min	1.95 ± 0.35⋆†	1.51 ± 0.29⋆●	1.30 ± 0.24⋆●†	1.24 ± 0.14⋆●†	1.00 ± 0.1●†
25 min	1.85 ± 0.35⋆†	1.43 ± 0.25⋆●	1.25 ± 0.3⋆●†	1.24 ± 0.14⋆●†	0.98 ± 0.1●†
30 min	1.77 ± 0.38⋆†	1.39 ± 0.24⋆●	1.21 ± 0.17⋆●†	1.17 ± 0.16⋆●†	1.00 ± 0.13●†

^⋆Significant difference from control group (P < 0.05); ^●significant difference from reinforcing group (P < 0.05); ^†significant difference from reducing group (P < 0.05).