Table 3.
Excess length of stay and mean costs of AEs for (potentially preventable) adverse events in the Netherlands in 2004
| Mean excess LOS in days (95% CI) | Mean costs of LOS in € (95% CI) | Mean costs of medical procedures in € (95% CI) | Mean total costs of AEs in € (95% CI) | |
|
All AEs* (n = 456) |
9.1 (7.6 – 10.5) | 3852 (3081 – 5009) | 703 (452 – 923) | 4555 (3694 – 5790) |
| Deceased patients** | 6.3 (5.3 – 8.3) | 3962 (2582 – 4179) | 524 (366 – 704) | 4487(3065 – 4784) |
| University hospitals*** | 10.1 (6.4 – 11.9) | 5298 (3580 – 7943) | 189 (53 – 282) | 5487 (3673 – 8075) |
| General hospitals*** | 8.9 (6.9 – 9.6) | 3543 (2695 – 4273) | 813 (556 – 969) | 4356 (3357 – 5062) |
|
All preventable AEs* (n = 182) |
10.3 (7.8 – 13.2) | 4778 (3081 – 7066) | 507 (309 – 850) | 5286 (3470 – 7786) |
| Deceased patients** | 6.5 (4.4 – 9.7) | 3763 (2266 – 4778) | 765 (338 – 952) | 4528 (2830 – 5370) |
| University hospitals*** | 15.7 (8 – 21) | 8054 (5041 – 11834) | 45 (0 – 173) | 8100 (5144 – 11944) |
| General hospitals*** | 9.7 (7.4 – 13.2) | 4436 (2609 – 7396) | 556 (323 – 931) | 4992 (3033 – 8188) |
* Psychiatric and obstetric patients and patients < 1 year were excluded. Day admissions were only excluded in the discharged patients. Figures were weighted for over sampling of deceased patients and of patients admitted to a university hospital.
** Subgroup analysis, sample is not weighted for overrepresentation of deceased patients in the sample.
*** Psychiatric and obstetric patients and patients < 1 year were excluded. Day admissions were only excluded in the discharged patients. Figures were weighted for over sampling of deceased patients.