Table 1 Number of studies addressing main themes based on different variables
From: Addressing overuse of health services in health systems: a critical interpretive synthesis
|  | Rationale and Context (n = 179) | Process (n = 158) | Implementation (63) |
|---|---|---|---|
Years published | 1990–1999 = 12 2000–2009 = 31 2010–2016 = 136 | 1990–1999 = 9 2000–2009 = 27 2010–2016 = 122 | 1990–1999 = 1 2000–2009 = 10 2010–2016 = 52 |
Study type | Research = 78 Non-research = 101 Systematic review = 13 Cross sectional = 12 Qualitative study = 21 Case study = 17 Mixed methods = 9 Cohort study = 1 Interrupted time series = 1 Other research = 4 | Research = 90 Non-research = 68 Systematic review = 14 Cross sectional = 12 Qualitative study = 17 Case study = 25 Mixed methods = 9 Cohort study = 1 Interrupted time series = 1 Before and after = 1 Other research = 8 | Research = 45 Non-research = 18 Systematic review = 8 Cross sectional = 5 Qualitative study = 7 Case study = 12 Mixed methods = 3 Interrupted time series = 4 Before and after = 1 Other research = 5 |
Country focus | Australia = 33 Canada = 28 United Kingdom = 57 United States of America = 66 Spain = 14 Netherlands = 4 New Zealand = 4 Italy = 6 France = 5 Germany = 5 Ireland = 2 Denmark, Japan, Sweden, Switzerland, Austria, South Korea = 1 | Australia = 19 Canada = 33 United Kingdom = 41 United States of America = 68 Spain = 11 Netherlands = 2 New Zealand = 6 Italy = 5 France = 2 Germany = 2 Ireland = 1 Norway, Denmark, Japan, Sweden, Switzerland, Austria, South Korea = 1 | Australia = 8 Canada = 19 United Kingdom = 20 United States of America = 20 Spain = 3 Netherlands = 1 New Zealand = 3 Italy = 4 Israel = 2 Sweden = 3 South Korea = 2 France = 1 Switzerland = 1 |