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