Table 5 Group by year of studies
From: Determinants of catastrophic health expenditures in Iran: a systematic review and meta-analysis
| Group by year | N | Event rate (% CHE) | Lower limit | Upper limit |
|---|---|---|---|---|
| 2011–2017 | 25 | 0.069 | 0.054 | 0.095 |
| 2006–2010 | 15 | 0.045 | 0.036 | 0.056 |
| 2001–2005 | 11 | 0.041 | 0.024 | 0.068 |
| < 2001 | 1 | 0.053 | 0.051 | 0.056 |
| Overall | 52 | 0.053 | 0.050 | 0.055 |