. 2020 Nov 12;7:595856. doi: 10.3389/fvets.2020.595856

Table 5.

Serum testosterone concentration (Mean ± SEM, ng/mL) and magnitude of response (expressed as a ratio between serum testosterone 2 h (T2) after treatment and basal testosterone T0) to hCG administration.

Age	N	Testosterone T0	Testosterone T2	T2/T0 ratio
6–8	13	0.11 ± 0.02^a^,¹	0.32 ± 0.09^a^,²	2.71 ± 0.43^a
9–11	6	0.09 ± 0^a^,¹	0.85 ± 0.47^a^,¹	9.41 ± 5.41^a
13–14	10	0.92 ± 0.24^b^,¹	3.28 ± 0.93^b^,²	5.8 ± 1.55^a
15–16	13	0.85 ± 0.23^b^,¹	1.94 ± 0.37^b^,²	1.12 ± 1.23^a
17–20	6	1.22 ± 0.24^b^,¹	4.30 ± 1.74^b^,²	4.72 ± 2.89^a
22–30	5	1.85 ± 0.68^b^,¹	4.60 ± 0.48^c^,²	4.40 ± 1.51^a
>36	7	3.62 ± 1.15^b^,¹	7.56 ± 0.96^d^,²	3.05 ± 0.8^a

^a,b,c

Values with different subscripts within the same column are statistically different (p < 0.05).

^1,2

Values with different subscripts within the same column are statistically different (p < 0.05).