Background
Methods
Subjects
Study design
Semen collection and analysis
Scrotal ultrasonography for varicocele and scrotal contents
Acquisition of blood gases
Statistical methods
Results
Baseline semen and scrotal CDUS findings
Variables | Mean | ±SD | Minimum | Maximum |
---|---|---|---|---|
Sperm count (million/mL) | 33.45 | 27.78 | 0.01 | 110.00 |
Progressive motility (%) | 16.89 | 14.47 | 0.00 | 60.00 |
Non progressive motility (%) | 17.59 | 13.49 | 0.00 | 48.00 |
Immotile (%) | 58.11 | 27.43 | 0.01 | 100.00 |
Morphology (%) | 7.11 | 7.01 | 1.00 | 25.00 |
Right transverse epididymal diameter (mm) | 7.54 | 1.99 | 4.40 | 11.70 |
Left transverse epididymal diameter (mm) | 7.51 | 1.67 | 5.30 | 11.50 |
Left Varicocele Lying (mm) | 3.40 | 0.86 | 2.40 | 4.60 |
Left Varicocele Standing (mm) | 3.74 | 0.95 | 2.50 | 5.80 |
Follicle Stimulating Hormone (mIU/ml) | 6.44 | 4.23 | 2.5 | 21 |
Right longitudinal diameter of testes (mm) | 41.15 | 3.90 | 32.00 | 48.00 |
Right transverse diameter of testes (mm) | 21.00 | 2.66 | 17.00 | 28.00 |
Left longitudinal diameter of testes (mm) | 40.11 | 3.89 | 32.00 | 48.00 |
Left transverse diameter of testes (mm) | 20.33 | 2.80 | 16.00 | 27.00 |
Left testicular volume (mL) | 8.9 | 2.96 | 4.93 | 14.41 |
Right PSV of sub capsular artery (cm/sec) | 6.35 | 1.95 | 3.43 | 11.39 |
Left PSV of sub capsular artery (cm/sec) | 6.36 | 1.28 | 4.22 | 9.50 |
Right PSV of intra parenchymal artery (cm/sec) | 4.95 | 1.03 | 3.43 | 8.20 |
Left PSV of intra parenchymal artery (cm/sec) | 5.46 | 1.67 | 3.37 | 11.71 |
Right RI of sub capsular artery | 0.75 | 1.07 | .35 | 6.10 |
Left I RI of sub capsular artery | 0.54 | 0.08 | .32 | .70 |
Right RI of intra parenchymal artery | 0.52 | 0.07 | .40 | .67 |
Left RI of intra parenchymal artery | 0.49 | 0.14 | .26 | 1.00 |
Variable | Sub capsular artery | Intra parenchymal artery | ||||||
---|---|---|---|---|---|---|---|---|
Peak systolic velocity | Resistive index | Peak systolic velocity | Resistive index | |||||
r | p-value | r | p-value | R | p-value | r | p-value | |
Sperm count (million/mL) | 0.329 | 0.094 | −0.194 | 0.332 | 0.001 | 0.998 | −0.76 | 0.012 |
Progressive motility (%) | 0.094 | 0.640 | −0.505 | 0.007 | − 0.160 | 0.424 | − 0.498 | 0.008 |
Non-progressive motility (%) | 0.209 | 0.296 | −0.194 | 0.333 | −0.098 | 0.626 | −0.325 | 0.098 |
Immotile (%) | 0.220 | 0.270 | 0.291 | 0.141 | 0.226 | 0.258 | 0.206 | 0.304 |
Morphology (%) | 0.463 | −0.015 | −0.157 | 0.43 | 0.14 | 0.48 | −0.152 | 0.45 |
VBGs analysis
Items | Veins | p-value | ||
---|---|---|---|---|
Internal spermatic n = 27 | External spermatic n = 9 | Peripheral n = 22 | ||
pH | 7.38 ± 0.04a | 7.34 ± 0.05b | 7.34 ± 0.04b | 0.004 |
pO2 (mm of Hg) | 86.36 ± 40.47a | 49.98 ± 7.45b | 52.64 ± 34.01b | 0.002 |
sO2 (%) | 91.02 ± 7.18a | 81.24 ± 7.30ab | 71.06 ± 18.60b | < 0.001 |
pCO2 (mm of Hg) | 36.87 ± 7.02b | 40.03 ± 6.58b | 46.47 ± 7.55a | < 0.001 |
HCO3 (mEq/L) | 21.4 ± 3.53b | 21.23 ± 2.91b | 24.60 ± 3.19a | 0.003 |