Table 2.
Cost attributable to SSI-CRAN
| Study period 2013–17 (n = 1017) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| No SSI-CRAN (n = 911) | SSI-CRAN (n = 106) | ||||||||
| Superficial incisional (n = 10) | Deep incisional (n = 19) | Organ-space (n = 77) | Total (n = 106) | ||||||
| 1-year hospital stay | |||||||||
| Mean days ± SE | 16.5 ± 23.5 | 31.8 ± 40.6 | 27.1 ± 28.7 | 48.1 ± 29.5 | 42.8 ± 31.5 | ||||
| Mean cost (€) ± SE | 8,030.4 ± 346.5 | 14,827.9 ± 5,710.8 | 12,740.7 ± 2,930.4 | 22,088.1 ± 1.494.2 | 19,727.7 ± 1,358.3 | ||||
| 95% CI | 7,350.3– 8,710.4 | 1,909.3–27,746.7 | 6,584.2–18,897.2 | 19,112.1–25,063.9 | 17,034.5–22,420.9 | ||||
| Sub-total cost (€) | 6,687,078 | 141,379.62 | 228,963.85 | 1,647,650.54 | 2,017,994 | ||||
| Cost of re-intervention (€) | |||||||||
| Number of cases, n (%) | – | 3 | (30) | 10 | (52.6) | 72 | (93.5) | 85 | (80.2) |
| Mean re-intervention per patient ± SE | – | 0.5 ± 0.3 | 0.6 ± 0.2 | 1.7 ± 0.1 | 1.4 ± 0.1 | ||||
| Mean cost ± SE | – | 414 ± 234.5 | 508.4 ± 138 | 1182.9 ± 79.5 | 989.4 ± 72.8 | ||||
| 95% CI | – | 116.6–944.6 | 218.4–798.4 | 1,024–1,341.2 | 845–1133.8 | ||||
| Sub-total cost (€) | – | 3600 | 8400 | 79,200 | 91,200 | ||||
| Cost of implant (€) | |||||||||
| Number of cases, n (%) | – | 1 | (10) | 1 | (5.2) | 28 | (36.4) | 30 | (28.3) |
| Mean cost ± SE | – | – | – | 2712 ± 514.5 | 2163 ± 405.4 | ||||
| 95% CI | – | – | – | 1687.4–3736.6 | 1359.2–2966.8 | ||||
| Sub-total cost (€) | – | 10,820 | 9635.5 | 208,826.8 | 229,282.42 | ||||
| Cost of antibiotic treatment (€) | |||||||||
| Number of cases, n (%) | – | 5 | (50) | 13 | (68.4) | 71 | (92.2) | 89 | (83.9) |
| Mean cost ± SE | – | 1097.8 ± 728.29 | 804.6 ± 258.7 | 1540.2 ± 207.1 | 1366.6 ± 172.37 | ||||
| 95% CI | – | 549.7–2745.3 | 261.1–1348.2 | 1127.7–1952.7 | 1024.8–1708.4 | ||||
| Sub-total cost (€) | – | 10,977.7 | 15,287.7 | 118,594.4 | 144,859.8 | ||||
| Total cost (€) | |||||||||
| Number of cases | 911 | 10 | 19 | 77 | 106 | ||||
| Mean cost ± SE | 8,030.8 ± 346.5 | 17,424.8 ± 6,686.7 | 14,560.9 ± 3,564.1 | 27,525 ± 1,611.7 | 24,248.5 ± 1,547.2 | ||||
| 95% CI | 7350.6–8710.9 | 2298.5–32,551.2 | 7073.1–22,048.7 | 24,315.2–30,735.1 | 21,180.6–27,316.4 | ||||
| Total cost | 7,315,668 | 172,567.3 | 276,207.1 | 2,116,941 | 2,568,716.1 | ||||
CI confidence interval, SE standard error, SSI-CRAN surgical site infection after craniotomy