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. 2020 Jul 21;10:12015. doi: 10.1038/s41598-020-68968-2

Table 1.

Demographic characteristics of patients presenting with SSI.

Outcome Uncomplicated recovery Hardware removal Long-term complication Total
N = 34 N = 5 N = 2 N = 41
Sex
F 20 (58.8%) 3 (60.0%) 1 (50.0%) 24 (58.5%)
H 14 (41.2%) 2 (40.0%) 1 (50.0%) 17 (41.5%)
Age
Mean (SD) 23.41 (8.49) 19.60 (3.78) 37.50 (3.54) 23.6 (8.5)
Median (IQR) 19.5 (17–29) 18 (17–20) 37.5 (35–40) 20 (17–29)
Allergy to penicillin
YES 3 0 0 3 (7.3%)
NO 31 5 2 38 (92.7%)
Genioplasty
YES 5 (14.7%) 0 (0.0%) 0 (0.0%) 5 (12.2%)
NO 29 (85.3%) 5 (100.0%) 2 (100.0%) 36 (87.8%)
Wisdom teeth
YES 8 (23.5%) 2 (40.0%) 0 (0.0%) 10 (24.4%)
NO 26 (76.5%) 3 (60.0%) 2 (100.0%) 31 (75.6%)
Smoker
NO 23 (67.6%) 3 (60.0%) 0 (0.0%) 26 (63.4%)
YES 11 (32.4%) 2 (40.0%) 2 (100.0%) 15 (36.6%)
DIABETES
NO 34 5 2 41 (100%)
YES 0 0 0 0
Immunosuppression
NO 34 5 1 40 (97.6%)
YES 0 0 1 1 (2.4%)
BMI (kg/m2)
Mean 20.6 22 24.9 21.04
N < 25 28 (82.3%) 4 (80%) 1 (50%) 33 (80.5%)
N = 25–30 6 (17.7%) 1 (20%) 1 (50%) 8 (19.5%)
N > 30 0 0 0 0
Time interval from surgery to infection
Mean (SD) 31.32 (23.95) 26.40 (27.21) 47.50 (24.75) 31.5 (24.0)
Median (IQR) 25.5 (11–48) 24 (6–25) 47.5 (30–65) 25 (11–48)
Surgery
Bimaxillary 19 (55.9%) 2 (40.0%) 0 (0.0%) 21 (51.2%)
BSSO 14 (41.2%) 3 (60.0%) 2 (100.0%) 19 (46.3%)
Le Fort 1 1 (2.9%) 0 (0.0%) 0 (0.0%) 1 (2.4%)
Infection location
Mandible 31 (91.2%) 5 (100.0%) 2 (100.0%) 38 (92.7%)
Maxillary 3 (8.8%) 0 (0.0%) 0 (0.0%) 3 (7.3%)
Initial severity of infection
Cellulitic reaction 20 (58.8%) 2 (40.0%) 2 (100.0%) 24 (58.5%)
Local collection 12 (35.3%) 3 (60.0%) 0 (0.0%) 15 (36.6%)
Extensive cellulitis 2 (5.9%) 0 (0.0%) 0(0.0%) 2 (4.9%)