Table 1.

Sex and brain area effects of aromatase ultrastructure.

		HPOA	NCM	HP	HVC	F(1,24) (sex)	F(3,24) (area)	F(3,24) (sex×area)
total dendrites	M	9.28±0.70	10.24±0.88	11.59±0.08	10.65±0.00	0.004	0.208	0.129
	F	10.46±0.37	10.53±0.09	11.26±0.14	9.08±2.19
stained	M	1.66±0.24	1.58±0.56	2.65±0.47	2.51±0.98	0.942	0.34	0.647
	F	2.70±0.68	3.14±0.93	3.19±1.76	1.76±0.34
unstained	M	7.61±0.78	8.66±2.35	8.94±1.08	8.14±3.08	0.325	0.094	0.059
	F	7.76±0.95	7.39±1.36	8.08±1.16	7.31±1.89
total axons	M	1.05±0.49	0.79±0.46	0.61±0.45	1.86±0.80	0.873	0.91	0.6
	F	0.95±0.21	0.75±0.24	0.59±0.24	0.79±0.54
stained	M	0.04±0.04	0.34±0.26	0.20±0.14	0.34±0.14	0.031	1.644	0.516
	F	0.08±0.03	0.36±0.05	0.29±0.18	0.12±0.06
unstained	M	1.01±0.45	0.45±0.22	0.41±0.31	1.53±0.81	0.943	1.537	0.396
	F	0.88±0.23	0.39±0.25	0.30±0.11	0.67±0.56
total terminals	M	23.43±0.72	22.15±0.88	21.85±0.57	19.55±0.91	0.024	0.011	0.554
	F	20.59±0.68	22.01±0.94	21.86±0.78	23.70±0.13
stained	M	5.70±0.26	6.28±1.84	7.39±1.40	5.49±1.60	0.057	0.239	0.265
	F	6.13±0.67	5.15±1.60	6.25±1.29	6.35±1.93
unstained	M	17.73±0.98	5.88±2.27	14.46±0.91	14.06±0.36	0.199	0.227	1.284
	F	14.46±0.78	16.86±0.20	15.61±0.98	17.35±0.28
total synapses	M	1.18±0.47	1.86±0.64	1.31±0.22	3.10±0.75	9.571	2.61	1.014
	F	0.60±0.12	0.85±0.35	0.75±0.30	1.10±0.56
stained	M	0.89±0.31	1.13±0.33	0.91±0.30	1.24±0.50	11.15	0.252	0.164
	F	0.24±0.16	0.44±0.30	0.39±0.18	0.31±0.09
unstained	M	0.29±0.19	0.74±0.36	0.40±0.10	0.86±0.31	0.222	1.473	0.206
	F	0.37±0.12	0.41±0.15	0.36±0.12	0.79±0.49

Effects across sex were detected in the total number of synapses and the number of aromatase-expressing synapses (bold).