Table 1. Spontaneous photon emission of fingertips of left and right hand from 20 healthy subjects with different cut-off filters^a.

Wavelength	Filter alone	Thumb	Index finger	Middle finger	Ring finger	Little finger
None-L	7.98 ± 0.85	33.42 ± 11.63	28.53 ± 10.52	26.10 ± 10.52	22.66 ± 11.67	21.31 ± 10.34
-R	7.54 ± 1.15	35.32 ± 13.83	29.01 ± 10.28	25.87 ± 8.11	23.54 ± 11.96	22.56 ± 11.80
395nm-L	18.04 ± 0.89	41.30 ± 12.59	37.24 ± 11.73	34.32 ± 11.40	31.92 ± 10.85	30.95 ± 10.15
-R	15.81 ± 0.86	41.59 ± 13.25	35.39 ± 9.30	32.06 ± 8.92	31.78 ± 12.64	29.46 ± 9.32
455nm-L	16.94 ± 1.09	36.09 ± 11.01	33.85 ± 10.62	30.87 ± 9.15	28.38 ± 9.75	27.92 ± 7.58
-R	16.80 ± 1.14	38.42 ± 12.15	34.14 ± 10.13	31.80 ± 8.81	28.47 ± 8.29	28.51 ± 9.04
495nm-L	11.19 ± 0.80	23.85 ± 7.31	21.03 ± 5.80	20.51 ± 6.19	18.51 ± 4.86	19.05 ± 5.58
-R	11.35 ± 0.85	25.83 ± 7.52	22.61 ± 6.04	21.73 ± 5.13	19.48 ± 5.18	20.91 ± 7.01
550nm-L	8.80 ± 0.59	13.19 ± 2.54	12.36 ± 2.39	12.36 ± 2.52	11.41 ± 2.24	11.67 ± 2.07
-R	9.25 ± 0.92	14.02 ± 2.78	13.11 ± 2.21	12.67 ± 1.95	12.38 ± 2.18	12.53 ± 2.81
610nm-L	11.55 ± 0.84	12.68 ± 0.68	12.48 ± 1.08	12.54 ± 1.05	12.43 ± 1.05	12.47 ± 1.02
-R	7.81 ± 1.13	8.58 ± 1.12	8.39 ± 1.12	8.58 ± 0.96	8.50 ± 1.16	8.33 ± 1.19

^a:L represents left hand, R represents right hand.