. Author manuscript; available in PMC: 2020 Apr 1.

Published in final edited form as: J Neuroendocrinol. 2019 Mar 13;31(4):e12698. doi: 10.1111/jne.12698

Table 1.

Sample characteristics at each visit.

	Visit 1 (n=81, 51M, 30F) M+-SD [freq] (range)	Visit 2 (n=64, 36M, 28F) M+-SD [freq]	Visit 3 (n=58, 38M, 20F) M+-SD [freq]

Age (yrs)	11.91±3.13 (6.09–18.13)	12.27±3.40 (6.80–19.48)	13.99±3.93 (9.09–22.10)
Testosterone (pg/mL)	97.39±78.90	76.55±51.69	112.92± 119.91
Estradiol (pg/mL)	10.53±5.51	11.35±6.06	16.01±10.10
DHEA (pg/mL)	93.68±105.82	157.68± 149.93	162.37±139.65
Season of sampling	[10 summer; 71 fall]	[63 fall, 1 winter]	[3 fall, 55 winter]
Collection Time (min after midnight)	670.47±131.89	705.00±121.29	708.05±113.50
Pubertal stage	2.01±1.20	2.31±1.19	2.57±1.244
Handedness	[L = 6, R = 75]	[L = 6, R = 58]	[L = 6, R = 52]
Total brain volume (cm³)	1309.78±112.79	1316.37±118.42	1319.38±137.18
Left amygdala (mm³)	1087.11±132.73	1089.76±134.99	1124.09±135.24
Right amygdala (mm³)	1102.82±121.23	1115.94±123.64	1149.87±132.07

Note. Total number of scans=203 (78 females). 109 participants (54 females) were scanned only once, 35 (9 females) were scanned twice, and 8 (2 female) were scanned 3 times. Season of sampling was coded as Spring, Summer, Fall, or Winter. L: left; R: right. DHEA: dehydroepiandrosterone.