Table 7.
Comparison of L-EMB and L-NEMB groups.
| Variable | L-EMB | L-NEMB | p value |
|---|---|---|---|
| Demographics | |||
| Total patients | 18 | 18 | |
| Total CBT resections | 18 | 19 | |
| Age, years | |||
| Mean | 46 ± 15 | 48.6 ± 16 | 0.63 |
| Gender | >0.99 | ||
| Male | 3 (17%) | 4 (22%) | |
| Female | 15 (83%) | 14 (78%) | |
| BMI | 31.2 ± 8.7 | 32.1 ± 7.9 | 0.77 |
| Tumor | |||
| Maximal diameter, cm | 4.1 ± 0.6 | 3.8 ± 0.7 | 0.12 |
| Shamblin class II or III | 18 (100%) | 17 (89%) | 0.49 |
| Operative | |||
| Operative time, min | 350 ± 191 | 198 ± 99 | 0.006* |
| Estimated blood loss, mL | 244 ± 183 | 295 ± 375 | 0.61 |
| Transfusion requirementa | 3 (17%) | 2 (11%) | 0.66 |
| Carotid artery management | |||
| Tumor resection alone | 12 (67%) | 15 (79%) | 0.48 |
| ECA ligation | 6 (33%) | 4 (21%) | 0.48 |
| ICA repair, any | 3 (17%) | 2 (11%) | 0.66 |
| Patch angioplasty | 1 (6%) | 1 (5%) | >0.99 |
| Interposition graft, any | 2 (11%) | 1 (5%) | 0.6 |
| Hospital course | |||
| Length of stay, days | 3.9 ± 3 | 2.4 ± 2.2 | 0.08 |
| ICU length of stay, days | 2.6 ± 2.2 | 0.9 ± 0.8 | 0.004* |
| Complications | |||
| 30-day mortality | 0 (0%) | 0 (0%) | >0.99 |
| Overall complication | 10 (56%) | 3 (16%) | 0.02* |
| Stroke | 1 (6%) | 1 (5%) | >0.99 |
| Hematoma | 2 (11%) | 0 (0%) | 0.23 |
| Surgical site infection | 1 (6%) | 0 (0%) | 0.49 |
| Cranial nerve injury (CNI) | |||
| CNI overall | 8 (44%) | 2 (11%) | 0.03* |
| Transient CNI | 5 (28%) | 0 (0%) | 0.02* |
| Permanent CNI | 3 (17%) | 2 (11%) | 0.66 |
CBT: carotid body tumor; ECA: external carotid artery; ICA: internal carotid artery; CNI: cranial nerve injury.
Categorical variable are presented as a number (n, %). Continuous variables are presented as a mean ± standard deviation or median (range).
a
Transfusion requirement for ⩾1 unit pRBC.