Skip to main content

Table 4 Distribution of Sternal Wound Infections (SWI) among patients receiving conventional dressings or ciNPT

From: The impact of closed incision negative pressure therapy on prevention of median sternotomy infection for high risk cases: a single centre retrospective study

  Incidence of SWI among cohort participants  
  Overall Control Group (n = 927) Overall ciNPT Group (n = 932) P value
Total Patients with SWI 81 (8.7%) 41 (4.4%) 0.0005
Superficial SWI 63 (6.8%) 36 (3.9%) 0.0001
SWI requiring debridement 17 (1.8%) 5 (0.54%) 0.0001
SWI requiring sternal resuturing 8 (0.86%) 3 (0.32%) 0.004
Postoperative LOS (days; mean ± SD)
  Control Group ciNPT Group  
No Infection 9.04 ± 5.78 11.4 ± 5.43 0.0001
Superficial SWI 19.3 ± 3.65 21.2 ± 16.49 0.009
SWI requiring debridement 66.7 ± 10.53 54.0 ± 35.03 0.01
SWI requiring sternal resuturing 55.0 ± 17.75 53.8 ± 19.6 0.22
Inhospital mortality Overall Groups
  Control Group ciNPT Group  
  Deceased Alive Deceased Alive  
Superficial SWI 0 63 0 36  
SWI requiring debridement 1 16 0 5  
SWI requiring sternal resuturing 1 7 0 3  
  High Risk Control Group n = 162 High Risk ciNPT Group n = 158  
SWI 20 (12.3%) 9 (5.6%) 0.049
Length of post stay 13.0 ± 15.1 12.2 ± 15.6 0.65
  1. Standard Deviation (SD); Sternal Wound Infection (SWI), Length of Stay (LOS)