Variable Incidence (%) Wound Complication, % P-Value* Recurrence, % p-Value*
All Repairs w/ CST   46.0   20.6  
Age ≤ 50 y 51.7 59.6 0.069 23.8 0.659
vs. age > 50 y 48.3 40.4   19.3  
Female 56.8 52.2 0.463 22.4 1.000
vs. male 43.2 45.1   20.8  
Diabetes 23.7 57.1 0.390 16.7 0.610
vs. none 76.3 46.7   23.3  
Hypertension 57.6 55.9 0.097 25.7 0.263
vs. not 42.4 40.0   16.0  
Pulmonary Compromise 19.5 56.5 0.490 30.4 0.269
vs. not 80.5 47.4   19.6  
Active smokers 38.1 51.1 0.850 27.1 0.264
vs. non-smokers 61.9 47.9   18.1  
BMI Group     0.025   0.207
≤ 25 kg/m2 13.6 31.3     7.1  
25.1-30.0 kg/m2 18.6 31.8   12.5  
30.1-40.0 kg/m2 43.2 51.0   28.8  
> 40.0 kg/m2 24.6 69.0   23.3  
Concomitant Procedure     0.219   0.972
None 63.6 48.0   21.5  
Panniculectomy 12.7 33.3   20.0  
Gastrointestinal 23.7 60.7   23.1  
No. of Previous Repairs     0.123   0.589
None 50.5 39.6   17.3  
1 25.7 51.9   26.7  
2+ 23.8 64.0   23.1  
Incarcerated/Strangulated 44.1 53.8 0.458 25.0 0.506
vs. reducible 55.9 45.5   18.8  
Mesh Type     0.524   0.481
None 46.6 54.5   25.5  
Biologic Mesh 44.9 45.3   16.7  
Synthetic Mesh   8.5 40.0   27.3  
Wound Class     0.080   0.599
Clean 63.8 40.5   24.0  
Clean/Contaminated 10.3 66.7   10.0  
Contaminated 25.9 60.0   21.2  
*P-value is from Fisher’s Exact test for binary variables and chi-square test for categorical variables. [CST=Component Separation Technique; BMI=Body Mass Index]
Table 1: Wound complication and recurrence rates by patient and operative risk factors.