Table 5. Comparison of the data of patients receiving testosterone and human chorionic gonadotropin therapy.

	Testosterone treatment (n: 19)	hCG treatment (n: 17)	P
Δ Total testosterone (ng/dL) †	345.7 ± 136.0	400.5 ± 151.7	0.264 b
Δ Estradiol (pg/mL) *	-1 [2]	20 [2]	<0.001 a
Morning erections (≥3/week), (n, %) *	10 [52.6%]	6 [35.3%]	0.478 c
Δ Total testosterone to estradiol ratio †	9.4 ± 5.8	8.9 ± 4.4	0.063 b
Δ Left Mean testicular volume (mL) *	0 [0.3]	1.2 [1.5]	<0.001 a
Δ Right Mean testicular volume (mL) *	0 [0.4]	1.3 [1.5]	<0.001 a

hCG: human chorionic gonadotropin.

^aMann-Whitney U test.

^bIndependent t-test.

^cYates (Continuity Correction) χ 2 test.

^*Data are presented as median (interquartile range [IQR]).

^†Data are presented as mean ± Standard deviation (SD).

hCG: human chorionic gonadotropin; T level: total testosterone level.