Table 6 Results of the environmental sustainability model
Environmental impact of SSI | |||||
Activity | Unit | per SSI | GHG emissions (kg CO2e) | Fresh water use (m3) | Waste generation (kg) |
Additional LOS in general ward | Days | 6.8 | 258 | 413 | 22 |
Additional LOS in ICU | Days | 3.2 | 286 | 440 | 42 |
Additional outpatient visits | Number | 4.1 | 5 | 9 | 1 |
Additional outpatient journeys (including return journeys) | Number | 8.2 | 24 | 4 | 0 |
Additional A&E attendance | Number | 0.22 | 3 | 5 | 0 |
Journeys to A&E (return not included) | Number | 0.22 | 1 | 0 | 0 |
Total environmental impact of an SSI | 576 | 872 | 65 | ||
Potential environmental benefits of reductions in SSI with the use of triclosan-coated sutures | |||||
| Â | Triclosan-coated sutures | Comparator Suturesa | Difference (triclosan-coated sutures minus Comparator) | ||
Number of SSIs per 1,000 patients | 7.4 | 10.4 | -3.0 | ||
GHG emissions due to SSI per 1,000 patients (tCO2e) | 4.26 | 6.0 | -1.74 | ||
Water use due to SSI per 1,000 patients (m3) | 6,438 | 9,067 | -2,629 | ||
Waste generation due to SSI per 1,000 patients (t) | 0.48 | 0.68 | -0.2 | ||