Definition of terms
| Reference | Year | Country | Patients (5) | Age (years) | Study design | Seriousness criteria |
|---|---|---|---|---|---|---|
| ARs during hospitalization | ||||||
| Cabello et al. 3 | 2009 | Spain | 289 | >18 | Retrospective analysis | Fatality |
| Buajordet et al. | 2001 | Norway | 732 | All | Prospective observational | Fatality |
| Ebbesen et al. 4,5* | ||||||
| Fattinger et al. 6 | 2000 | Switzerland | 3624 | ? | Prospective observational | Hospitalization |
| Darchy et al. 7 | 1999 | France | 623 | ? | Retrospective study | Life-threatening (ICU) |
| ARs causing and during hospitalization | ||||||
| Bordet et al. 8 | 2001 | France | 16916 | Adults | Prospective observational | Hospitalization |
| Moore et al. 9 | 1998 | France | 329 | ? | Prospective observational | Hospitalization, fatality, life-threatening, prolongation of hospitalization |
| ARs causing hospitalization | ||||||
| Santamaria-Pablos et al. 10 | 2009 | Spain | 163 | >18 | Prospective cohort | Hospitalization |
| Wawruch et al. 11 | 2009 | Slovakia | 600 | ≥65 | Retrospective cohort | Hospitalization |
| Helldén et al. 12 | 2009 | Sweden | 153 | ≥65 | Retrospective observational | Hospitalization |
| Leendertse et al. 13 | 2008 | Holland | 12793 | ≥18 | Prospective case-control | Hospitalization |
| Mjörndal et al. 14 | 2002 | Sweden | 681 | ? | Prospective observational | Hospitalization |
| Onder et al. 15 | 2002 | Italy | 28411 | All | Prospective observational | Hospitalization |
| Malhotra et al. 16 | 2001 | India | 578 | ≥65 | Prospective observational | Hospitalization |
| Mannesse et al. 17 | 2000 | Holland | 106 | ≥70 | Prospective observational | Hospitalization |
| Pouyanne et al. 18 | 2000 | France | 3137 | ? | Prospective cross-sectional | Hospitalization |
| Cooper et al. 19 | 1999 | USA | 332 | Nursing home | Prospective observational | Hospitalization |
| Hallas et al. 20 | 1992 | Denmark | 1999 | ? | Prospective observational | Hospitalization |
| Hallas et al. 21 | 1991 | Denmark | 294 | Geriatric patients | Prospective observational | Hospitalization |
| Col et al. 22 | 1990 | USA | 315 | ≥65 | Prospective observational | Hospitalization |
| Hallas et al. 23 | 1990 | Denmark | 366 | <36–85 | Prospective observational | Hospitalization |
| Colt et al. 24 | 1989 | USA | 244 | All | Retrospective analysis | Hospitalization |
| Davidsen et al. 25 | 1988 | Denmark | 426 | ? | Prospective observational | Hospitalization |
| Hermesh et al. 26 | 1985 | Israel | 321 | ≥18 | Prospective follow-up | Hospitalization |
| Bergman et al. 27 | 1981 | Sweden | 285 | 16–97 | Prospective observational | Hospitalization |
| Levy et al. | 1980 | Israel + Germany | I: 2499 | >20–81 | Prospective observational | Hospitalization |
| Levy et al. 28,29* | 1979 | G: 2933 | ||||
| Caranasos et al. 30 | 1974 | USA | 6063 | 11–100 | Prospective observational | Hospitalization |
*
The study has been published or partly published twice. The paper mentioned first was included. ICU, intensive care unit.