Table 4.
Incidence of Postoperative Complications among Head and Neck Cancer Surgical Patients by Urinary Cotinine Level
| All Participants (N=88) | Negative Cotinineb (N=50) | Positive Cotinine (N=38) | p- valuea | |||
|---|---|---|---|---|---|---|
| N | % | N | % | |||
| Any complication | 37 (42.1%) | 19 | 38.0 | 18 | 47.4 | 0.39 |
| Low acuity (N=25) | 4 (16.0%) | 3 | 21.4 (3/14) | 1 | 9.1 (1/11) | 0.60 |
| High acuity (N=63) | 33 (52.4%) | 16 | 44.4 (16/36) | 17 | 63.0 (17/27) | 0.20 |
| Vascular | 3 (3.4%) | 3 | 6.0 | 0 | 0.0 | 0.26 |
| Pulmonary | 11 (12.5%) | 4 | 8.0 | 7 | 18.4 | 0.20 |
| Acute blood loss anemia | 12 (13.6%) | 4 | 8.0 | 8 | 21.1 | 0.12 |
| Wound | 16 (18.2%) | 9 | 18.0 | 7 | 18.4 | 1.00 |
| Low acuity (N=25) | 1 (4.0%) | 1 | 7.1 (1/14) | 0 | 0.0 | 1.00 |
| High acuity (N=63) | 15 (23.8%) | 8 | 22.2 (8/36) | 7 | 25.9 (7/27) | 0.77 |
| Ethanol withdrawal | 4 (4.6%) | 1 | 2.0 | 3 | 7.9 | 0.31 |
| Other complications | 7 (8.0%) | 4 | 8.0 | 3 | 7.9 | 1.00 |
a
From Fisher’s exact test;
b
Negative cotinine was considered test result <3 using NicAlert®