Table 3.
Risk factor analysis of POH*.
| Patients with POH | Patients without POH | Univariate | Multivariate | ||
|---|---|---|---|---|---|
| Sex | Female | 24 | 1825 | ||
| Male | 15 | 814 | 0.307 | ||
| Age | <55 | 18 | 1213 | ||
| >=55 | 21 | 1426 | 0.981 | ||
| Disease | Benign | 0 | 333 | ||
| Malignant | 39 | 2306 | 0.023 | 0.124 | |
| LND# | Yes | 14 | 898 | ||
| No | 25 | 1741 | 0.807 | ||
| Diabetes | Yes | 4 | 312 | ||
| No | 35 | 2327 | 0.814 | ||
| Hypertension | Yes | 10 | 612 | ||
| No | 29 | 2027 | 0.719 | ||
| Antiplatelet | Yes | 1 | 136 | ||
| No | 38 | 2503 | 0.720 | ||
| BMI& | >30 | 31 | 337 | ||
| <30 | 8 | 2302 | <0.001 | 0.031 | |
| Smoker | Yes | 8 | 473 | ||
| No | 31 | 2166 | 0.676 |
*POH: Postoperative hematoma; #LND: Lateral neck dissection; &BMI: Body Mass Index.