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Table 1 Incidence of the type of associated soft tissue lesion depending on the degree of bone involvement and fracture displacement

From: Interrelation between facial soft tissue lessions, underlying fracture patterns and treatment of zygomatic bone trauma: a 10 year retrospective study

Variables Hematoma Laceration Excoriation
No Yes No Yes No Yes
Degree of bone involvement Complete tripod and incomplete TZA fracture 4 19 10 12 8 15
9.1% 9.6% 6.1% 15.8% 5.8% 14.6%
Complete zygomatic fracture – 4 points 40 179 155 64 131 88
90.9% 90.4% 93.9% 84.2% 94.2% 85.4%
P 1.000 0.028 0.037
Degree of bone displacement With displacement 38 141 128 50 108 71
86.4% 71.2% 77.6% 65.8% 77.7% 68.9%
Comminution 1 17 7 11 3 15
2.3% 8.6% 4.2% 14.5% 2.2% 14.6%
Without/Minimal Displacement 5 40 30 15 28 17
11.4% 20.2% 18.2% 19.7% 20.1% 16.5%
P 0.102 0.015 0.001