Table 1.
Sample Characteristics.
Testosterone-Related Analyses | BRIEF executive | CVLT-C (Verbal Memory) | ||
---|---|---|---|---|
Subjects & scans | 1 | n = 121 scans | n = 119 scans | n = 97 scans |
2 | n = 110 scans | n = 91 scans | n = 73 scans | |
3 | n = 93 scans | n = 35 scans | n = 30 scans | |
Total = 324 | Total = 245 | Total = 200 | ||
Number of scans | 1 scan | 129 | 132 | 113 |
2 scans | 66 | 52 | 39 | |
3 scans | 21 | 3 | 3 | |
Testosterone (ug/dL) | 1 | n = 121, mean = 99.20, SD = 74.14 | n = 119, mean = 99.12, SD = 74.76 | n = 97, mean = 84.89, SD = 61.58 |
2 | n = 110, mean = 74.00, SD = 45.83 | n = 91, mean = 71.84, SD = 43.97 | n = 73, mean = 61.81, SD = 31.97 | |
3 | n = 93, mean = 105.23, SD = 101.34 | n = 35, mean = 88.33, SD = 99.01 | n = 30, mean = 86.24, SD = 106.14 | |
Estradiol (ug/dL) | 1 | n = 121, mean = 10.87, SD = 5.63 | n = 119, mean = 10.86, SD = 5.67 | n = 97, mean = 10.6, SD = 5.507 |
2 | n = 110, mean = 12.11, SD = 6.19 | n = 91, mean = 12.42, SD = 6.16 | n = 73, mean = 12.12 SD = 6.20 | |
3 | n = 93, mean = 16.82, SD = 10.01 | n = 35, mean = 19.45, SD = 10.93 | n = 30, mean = 18.89, SD = 11.39 | |
DHEA (ug/dL) | 1 | n = 121, mean = 103.07, SD = 100.03 | n = 119, mean = 103.90, SD = 100.66 | n = 97, mean = 90.50, SD = 101.94 |
2 | n = 110, mean = 188.84, SD = 171. 85 | n = 91, mean = 173.19, SD = 157.78 | n = 73, mean = 141.07, SD = 146.96 | |
3 | n = 93, mean = 197.28, SD = 164.48 | n = 35, mean = 147.44, SD = 138.07 | n = 30, mean = 132.19, SD = 136.79 | |
Season of sampling | 1 | Spring = 0 | Spring = 0 | Spring = 0 |
Summer = 11 | Summer = 11 | Summer = 8 | ||
Fall = 110 | Fall = 108 | Fall = 89 | ||
Winter = 0 | Winter = 0 | Winter = 0 | ||
Total = 121 | Total = 119 | Total = 97 | ||
2 | Spring = 0 | Spring = 0 | Spring = 0 | |
Summer = 0 | Summer = 0 | Summer = 0 | ||
Fall = 108 | Fall = 89 | Fall = 73 | ||
Winter = 2 | Winter = 2 | Winter = 0 | ||
Total = 110 | Total = 91 | Total = 73 | ||
3 | Spring = 0 | Spring = 0 | Spring = 0 | |
Summer = 0 | Summer = 0 | Summer = 0 | ||
Fall = 3 | Fall = 0 | Fall = 0 | ||
Winter = 90 | Winter = 35 | Winter = 30 | ||
Total = 93 | Total = 35 | Total = 30 | ||
Collection time (min after midnight) | 1 | n = 121, mean = 682.58, SD = 139.42 | n = 119, mean = 684.90, SD = 139.43 | n = 97, mean = 676.86, SD = 134.61 |
2 | n = 110, mean = 710.63, SD = 115.73 | n = 91, mean = 713.27, SD = 109.35 | n = 73, mean = 702.00, SD = 115.47 | |
3 | n = 93, mean = 702.38, SD = 123.07 | n = 35, mean = 699.03, SD = 132.12 | n = 30, mean = 687.63, SD = 130.85 | |
Age (years) | 1 | n = 121, mean = 12.71, SD = 3.22 | n = 119, mean = 12.63, SD = 3.19 | n = 97, mean = 11.65, SD = 2.66 |
2 | n = 110, mean = 13.48, SD = 3.66 | n = 91, mean = 12.80, SD = 3.31 | n = 73, mean = 11.58, SD = 2.49 | |
3 | n = 93, mean = 14.50, SD = 3.77 | n = 35, mean = 12.76, SD = 2.64 | n = 30, mean = 12.06, SD = 2.14 | |
Gender F = female M = male | 1 | F = 69, M = 52 | F = 68, M = 51 | F = 54, M = 43 |
2 | F = 71, M = 39 | F = 57, M = 34 | F = 47, M = 26 | |
3 | F = 50, M = 43 | F = 21, M = 14 | F = 18, M = 12 | |
Pubertal stage | 1 | n = 121, mean = 2.53, SD = 1.47 | n = 119, mean = 2.51, SD = 1.478 | n = 97, mean = 2.14, SD = 1.315 |
2 | n = 110, mean = 2.52, SD = 1.48 | n = 91, mean = 2.46, SD = 1.463 | n = 73, mean = 2.51, SD = 1.45 | |
3 | n = 93, mean = 3.05, SD = 1.492 | n = 35, mean = 3.03, SD = 1.445 | n = 30, mean = 3.03, SD = 1.402 | |
Handedness | 1 | L = 8, R = 113 | L = 8, R = 111 | L = 8, R = 89 |
Total = 121 | Total = 119 | Total = 97 | ||
2 | L = 9, R = 101 | L = 8, R = 83 | L = 7, R = 66 | |
Total = 110 | Total = 91 | Total = 73 | ||
3 | L = 8, R = 85 | L = 3, R = 32 | L = 3, R = 27 | |
Total = 93 | Total = 35 | Total = 30 | ||
Total brain volume (cm3) | 1 | n = 121, mean = 1270.55 SD = 123.26 | n = 119, mean = 1270.89, SD = 123.94 | n = 97, mean = 1283.92, SD = 121.13 |
2 | n = 110, mean = 1268.22, SD = 126.26 | n = 91, mean = 1275.79, SD = 126.51 | n = 73, mean = 1284.06, SD = 124.84 | |
3 | n = 93, mean = 1285.88, SD = 140.12 | n = 35, mean = 1286.54, SD = 139.63 | n = 30, mean = 1283.56, SD = 133.95 | |
Left hippocampus (mm3) | 1 | n = 121, mean = 2954.43, SD = 322.78 | n = 119, mean = 2955.73, SD = 324.86 | n = 97, mean = 2955.58, SD = 322.50 |
2 | n = 110, mean = 2971.405, SD = 296.595 | n = 91, mean = 2964.77, SD = 304.25 | n = 73, mean = 2944.92, SD = 311.20 | |
3 | n = 93, mean = 3071.97, SD = 356. 90 | n = 35, mean = 2992.22, SD = 354.68 | n = 30, mean = 3012.18, SD = 364.67 | |
Right hippocampus (mm3) | 1 | n = 121, mean = 3045.01, SD = 349.12 | n = 119, mean = 3043.366, SD = 351,70 | n = 97, mean = 3047.26, SD = 354.06 |
2 | n = 110, mean = 3064.97, SD = 330. 436 | n = 91, mean = 3064. 55, SD = 343.96 | n = 73, mean = 3030.19, SD = 345.69 | |
3 | n = 93, mean = 3140.50, SD = 380.25 | n = 35, mean = 3054.88, SD = 361.08 | n = 30, mean = 3067.16, SD = 378.82 |