Table 1. Indicators, definitions and data sources.

#	Indicator	Definition	Source
1	Cataract surgery—Total cases	Number of cataract surgeries per 100,000 population	OECD Health Statistics 2016
2	Cataract surgery—Inpatient cases	Number of cataract surgeries performed as inpatient cases per 100,000 population	OECD Health Statistics 2016
3	Cataract surgery—Day cases	Number of cataract surgeries performed as day cases per 100,000 population	OECD Health Statistics 2016
4	Cataract surgery—Outpatient cases	Number of cataract surgeries performed as outpatient cases per 100,000 population	OECD Health Statistics 2016
5	Population aged 65 years and over	Population aged 65 years and over (%)	Eurostat Statistics
6	Total expenditure on health care	Total expenditure on health care ($ per inhabitant at constant prices 2005)	OECD Health Statistics 2016
7	Public expenditure on health care	Public expenditure on health care ($ per inhabitant at constant prices 2005)	OECD Health Statistics 2016

Abbreviations: OECD, Organization for Economic Co-operation and Development.