Table 1. Categorization of the interventions.
| Focus on medical personnel (n = 7) | Focus on patients (n = 8) | |||
| Classified according to: | Classified according to: | |||
| EPOC*1 | Complexity | Form of reminder | Additional features | |
| Training programs for office teams (n = 3) Reminder systems for physicians (n = 2) Extending competence of medical professionals*2 (n = 2) | Simple*3 (n = 5) Complex*4 (n = 2) | Text message (n = 2) Postcard (n = 2) Letter (n = 3) Educational brochure (n = 1) Financial incentive (n = 1) | Personalized*5 (n = 4) Educational element*6 (n = 4) | |
*1 Cochrane Effective Practice and Organization of Care Review Group (EPOC) (e26), taxonomy of the different intervention categories in healthcare systems
*2 Extension of the spectrum of competence of medical professionals, e.g., physician assistants
*3 No more than two different intervention components
*4 At least three different intervention components
*5 Patient reminders with personal message or individual recommendation by patient’s primary care physician
*6 Patient reminders with informative elements on the symptoms, risks, and side effects of influenza and vaccination against influenza