From: Risk factors for postoperative infection of odontogenic cysts associated with mandibular third molar
Risk factors | Total (n = 81) | Infection group (n = 21) | Non-infection group (n = 61) | p value |
---|---|---|---|---|
Host factors | ||||
 Gender (number of males) | 64 (79%) | 19 (90.5%) | 45 (75%) | 0.24†|
 Smoking | 28 (34.6%) | 9 (42.9%) | 19 (31.7%) | 0.35†|
 Diabetes mellitus | 4 (6.7%) | 0 (0%) | 4 (100 %) | 0.34§ |
 Age (years) | 47.3 ± 14.0 | 45.3 ± 14.0 | 48.0 ± 14.1 | 0.92‡ |
Treatment factors | ||||
 Bone grafting | 33 (40.7%) | 12 (57.1%) | 21 (35.0%) | 0.12†|
 Related tooth extraction | 15 (18.5%) | 2 (9.5%) | 13 (21.7%) | 0.36†|
 Previous decompression | 6 (7.4%) | 0 (0) | 6 (100 %) | 0.19§ |
 Type of antibiotics (number of cephalosporin)* | 21 (25.9%) | 8 (38.1%) | 14 (23.3%) | 0.30†|
Cystic lesion factors | ||||
 Cortex perforation | 24 (29.6%) | 7 (33.3%) | 17 (28.3%) | 0.66†|
 Preoperative infection | 8 (9.9%) | 2 (9.5%) | 6 (10.0%) | 0.99§ |
 Preoperative cyst size (longest diameter of lesion, mm) | 20.6 ± 5.21 | 20.2 ± 4.71 | 20.7 ± 5.4 | 0.41‡ |
 Type of cyst (number of dentigerous cyst)** | 67 (83%) | 14 (66.7%) | 53 (88.3%) | 0.054†|