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Changes in the OOH prescription proportion over the time span of the data
| Prescription proportion | 95% CI | |
|---|---|---|
| September 2010–August 2011 | 13.8% | 13.6%–14.0% |
| September 2011–August 2012 | 13.8% | 13.6%–14.0% |
| September 2012–August 2013 | 17.0% | 16.8%–17.3% |
| September 2013–August 2014 | 16.4% | 16.2%–16.7% |
CIs were calculated assuming a binomial distribution.
