Research Article
Assessment of Intraoperative Blood Loss during Oral and Maxillofacial Surgical Procedures in a Nigerian Tertiary Health Care Center
Table 2
Age, gender, hematocrit values, and blood requirements of eighty-three (83) patients with 83 procedures on bony tissues.
| Diagnosis | Number of procedures | Age range (years) | Male (%) | Female (%) | Range, mean (SD) pre-PCV | Number of pints requested | Number of pints used | Range Mean (SD) post-PCV |
| Fractures of the mandible | 17 | 2–65 | 14 (10.1) | 3 (2.2) | 31–38, 33.3 (3.3) | 1 | 1 | 38–44, 41.0 (4.2) | Zygomatic fractures | 6 | 8–38 | 4 (2.9) | 2 (1.5) | 21–44, 29.5 (6.0) | 1 | 0 | 29–32, 30.5 (2.1) | NOE and Le Fort fractures | 6 | 4–27 | 3 (2.2) | 3 (2.2) | 28–35, 31.5 (4.9) | 0 | 0 | — | Multiple fractures | 3 | 24–35 | 2 (1.5) | 1 (0.8) | 20–31, 25.5 (7.8) | 2 | 2 | — | Mandible tumors | 24 | 10–78 | 11 (8.1) | 13 (9.6) | 25–44 35.5 (5.2) | 3 | 2 | 25–42, 34.0 (6.2) | Maxillary tumors | 16 | 6–60 | 9 (6.5) | 7 (5.0) | 25–36, 34.3 (2.1) | 2 | 1 | 32–38, 35 (4.2) | Cysts and fibroosseous | 6 | 11–27 | 3 (2.2) | 3 (2.2) | 35–38, 36 (1.7) | 2 | 1 | 28–42, 35 (9.9) | TMJ ankylosis and dislocation | 5 | 11–64 | 3 (2.2) | 2 (1.5) | 25–42, 33.5 (12.0) | 1 | 1 | 30–35, 33 (2.6) | Total | 83 | | 49 (36.0) | 34 (25) | — | — | — | — |
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