Table 2.
Table 2 Descriptives of the Study Population
| Study Period |
Hospital |
|||||
|---|---|---|---|---|---|---|
| Pre | Post | p Value ∗ | UMCG | Twee-Steden Hospital | p Value ∗ | |
| Age (mean ± SD) | 65.5 ± 19.2 | 65.1 ± 19.1 | 0.74 | 58.2 ± 19.1 | 73.0 ± 16.0 | < 0.001 |
| Female (%) | 54.7 | 56.6 | 0.53 | 55.7% | 55.6% | 0.96 |
| MOs per hospital stay (mean ± SD) | 12.3 ± 7.8 | 11.7 ± 8.7 | 0.21 | 11.1 ± 8.4 | 13.0 ± 8.1 | < 0.001 |
| Patients (n) | 0.04 | NA† | ||||
| Internal medicine | 251 | 235 | 200 | 286 | ||
| Geriatrics | 153 | 135 | — | 288 | ||
| Gastroenterology/rheumatology | 188 | 233 | 421 | — | ||
| Total | 592 | 603 | 621 | 574 | ||
∗ Continuous variables are analyzed with a t test and categorical with a χ2 test.
† NA not appropriate: clearly the distribution per ward was different across the hospital as different wards were included.
MO = month; NA = not appropriate; SD = standard deviation; UMCG = University Medical Center Groningen, Groningen, The Netherlands.