Table 1. Distance measurements between nasal epithelium sensory afferents (FG) and middle meningeal sensory afferents (DI) in the rat trigeminal ganglion.

Distance (µm)	FG→FG	%	DI→DI	%	FG→DI	%
0–50	48	37.2	31	28.2	32	24.8
51–100	43	33.3	32	29.1	58	45.0
101–150	26	20.1	19	17.3	25	19.4
151–200	8	6.2	19	17.3	6	4.6
201–250	3	2.3	3	2.7	2	1.5
251–300	0	0	5	4.5	3	2.3
301–350	0	0	1	0.9	2	1.5
351–400	0	0	0	0	1	0.7
401–500	1	0.8	0	0	0	0
N	129		110		129