Table 2 Intraoperative clinico-anatomical data.
Study | Identified | Origin of SMA OA:PA | Usual position of FN | Variable position of FN | Was the SMA helpful? | Reasons for the SMA being unhelpful |
|---|---|---|---|---|---|---|
Clinical | 80 cases | 46:10 | 70% | 30% | 72/80 | Bloody field |
Cadaveric | 50 cases | 42:8 | 76% | 24% | 46/50 | Poor tissue anatomy |