Table 2.

Area of AN and SV measurements of sham and earplugged animals

	Sham (P40)	EP (P40)	Sham (P50)	EP-removal (P50)
Area AN endings
Total	53	67	65	67
Average area (μm2; ±SEM)	2.74 ± 0.24	2.25 ± 0.17	2.6 ± 0.3	2.68 ± 0.47
Median	2.43	2.07	2.2	2.05
CV	0.63	0.60	0.7	1.44
SVs
Average n per μm2 (±SEM)	35.39 ± 1.90	37.68 ± 3.19	34.16 ± 1.86	63.19 ± 4.26
Median	31.74	35.73	31.87	59.2
CV	0.39	0.68	0.44	0.55
Average size (nm; ±SEM)	38.84 ± 0.25	35.84 ± 0.08	38.56 ± 0.12	46.66 ± 0.15
Median size	38.66	35.65	38.57	46.70
CV	0.11	0.13	0.01	0.11
Average volume (ZL; ±SEM)	43.94 ± 0.25	32.29 ± 0.20	43.22 ± 0.23	54.19 ± 0.57
Median volume	40.79	29.29	40.77	53.32
CV	0.41	0.46	0.36	0.35

AN, Auditory nerve; CV, coefficient of variation.