Table 2.

Decrease of RIs of the LI5 and LI4 acupoints after the LI5 acupoint was irradiated for 15 and 45 minutes at 2 minutes, respectively.

	Irradiation time (15 minutes)				Irradiation time (45 minutes)
	422.9 nm	544.0 nm	577.8 nm	980.0 nm	422.9 nm	544.0 nm	577.8 nm	980.0 nm
	Decrease of RI (%)				Decrease of RI (%)
LI5	9.01	9.40	9.86	9.70	9.84	10.24	11.75	10.45
LI4	2.78	3.38	3.98	3.36	3.16	4.16	4.75	4.14
LI5 nonacupoint	1.28	2.27	2.06	2.07	0.94	1.95	1.89	1.26
LI4 nonacupoint	0.88	2.14	2.04	1.40	1.78	1.54	2.30	1.95