Does Varicocelectomy Improve Gonadal Function in Men with Hypogonadism and Infertility? Analysis of a Prospective Study

Table 7

Comparisons of change in testicular size, sperm count, and total testosterone levels before and after surgery among the study group and control group.

Variable		Control group	Study group	P value
Total testosterone (ng/mL)	Before	1.85±0.11	1.77±0.18	0.001**
	After	1.77±0.29	3.01±0.43	<0.001**
	Δ	−0.0748	+1.240	—
	P value	0.005**	<0.001**	—
Testicular size (cc)	Before	8.76±1.92	8.15±3.49	0.119
	After	7.99±2.73	9.65±3.51	<0.001**
	Δ	−0.798	+1.508	—
	P value	<0.001**	<0.001**	—
Sperm count (millions/mL)	Before	12.75±5.80	12.18±5.53	0.477
	After	12.44±4.08	17.43±6.17	<0.001**
	Δ	−0.285	+5.253	—
	P value	0.683	<0.001**	—

Δ is the difference.
Within group analysis by Student 𝑡 test (Paired).
Between group analysis by student 𝑡 test (Unpaired).