Table 1 Microanatomy encountered during microsurgical subinguinal varicocelectomy
From: Anatomical factors affecting the time required for microsurgical subinguinal varicocelectomy
Variable | Entire cohort | Grade 1–2 | Grade 3 | p value |
|---|---|---|---|---|
Number | 326 | 62 | 264 | |
Perforating ESV (%) | 186 (57.1) | 32 (51.6) | 154 (58.3) | 0.112 |
Gubernacular vein (%) | 283 (86.8) | 54 (87.1) | 229 (86.7) | 0.941 |
Number of gubernacular veins | 2.1 ± 1.2 | 1.9 ± 1.1 | 2.1 ± 1.3 | 0.115 |
Number of ISVs | 8.2 ± 2.3 | 7.5 ± 1.7 | 8.3 ± 2.4 | 0.022 |
Number of ISA (%) | ||||
1 artery | 200 (61.3) | 37 (59.7) | 163 (61.7) | 0.871 |
2 arteries | 113 (34.7) | 23 (37.1) | 90 (34.1) | |
3 arteries | 13 (4.0) | 2 (3.2) | 11 (4.2) | |
ISA type (%) | ||||
I | 45 (13.8) | 16 (25.8) | 29 (11.0) | 0.018 |
II | 186 (57.1) | 33 (53.2) | 153 (58.0) | |
III-a | 64 (19.6) | 8 (12.9) | 56 (21.2) | |
III-b | 31 (9.5) | 5 (8.1) | 26 (9.8) | |
Number of lymphatics | 5.0 ± 1.2 | 4.8 ± 1.3 | 5.1 ± 1.2 | 0.120 |
Additional vasal vein (%) | 82 (25.2) | 9 (14.5) | 73 (27.7) | 0.032 |
Number of cremasteric veins | 2.4 ± 0.9 | 2.2 ± 0.7 | 2.5 ± 1.0 | 0.094 |
Number of cremasteric arteries | 1.5 ± 0.7 | 1.5 ± 0.9 | 1.6 ± 0.8 | 0.526 |