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. 2017 Aug 17;223(1):321–328. doi: 10.1007/s00429-017-1494-z

Table 1.

Plasma hormone levels before (MRI 1), after 1 month (MRI 2) and after 4 months (MRI 3) of testosterone treatment in FtMs and hormone-level fluctuations in FCs and MCs

FC FtM MC
MRI 1 MRI 2 MRI 3 MRI 1 MRI 2 MRI 3 MRI 1 MRI 2 MRI 3
T ng/ml 0.30 0.17 0.18 0.23 2.23 3.02 4.28 3.87 3.87
0.38 0.31 0.28* 0.36 3.56** 3.84** 5.75 6.03 5.30
0.43 0.45 0.38 0.44 5.36 4.92 6.65 7.16 7.44
Bioav T ng/ml 0.07 0.05 0.04 0.06 0.85 1.52 2.34 1.99 1.77
0.09 0.13 0.06 0.10 1.50** 1.93** 2.73 2.76 2.40
0.15 0.15 1.00 0.17 2.17 2.22 2.88 3.36 3.31
FAI 0.36 0.18 0.24 0.35 5.37 10.50 13.41 12.50 11.62
0.54 0.39 0.36 0.57 9.29** 12.79 **,# 15.87 16.28 15.07
1.00 0.88 0.80 1.01 16.36 16.15 18.76 18.05 18.00
E 2 pg/ml 30.25 45.75 35.25 55.50 26.50 31.00 17.00 15.50 13.75
65.00 67.50 81.00 114.00 43.00 45.00 21.00 19.00 22.50
240.25 245.50 128.25 145.00 112.50 104.00 27.50 34.00 30.75
SHBG 36.88 30.50 36.73 42.70 27.95 25.40 27.28 27.65 31.03
56.40 50.20 62.10 66.10 37.20** 30.90 **,# 37.90 38.50 40.50
103.55 90.60 104.28 83.80 50.95 38.65 46.80 49.70 47.13

Depicted are percentiles 25, 50 (median), and 75

FAI free androgen index

Bold indicates 50 (median) percentile values

* Significant difference from MRI 1 at p < 0.05, **p < 0.01, and ***p < 0.001

#Significant difference from MRI 2 at p < 0.05