Table 1

Primary and secondary outcomes included in the review, mapped against UHC dimensions

UHC dimension	Primary cataract indicator	Secondary cataract indicator
Access (Coverage)—the availability of good health services within reasonable reach and available at the point of need.	Cataract surgical coverage	Cataract surgical rate23
		No of operating surgeons by country
		No and distribution of operating centres by country
Quality—limited to the WHO quality elements of effectiveness and safety	Effective cataract surgical coverage8	Cataract surgical outcome11
	Effective cataract surgical coverage8	Complication rates per surgeon/institution
Financial Protection—direct payments made to obtain health services do not expose people to financial hardship and do not threaten living standards	Rate of Catastrophic Spending on cataract surgery (25% of total household expenditure per WHO)	Cost of cataract Surgery (to patient/household)24 25
	Rate of Impoverishing Spending on cataract surgery (relative to national or international poverty line)	Cost of cataract Surgery (to patient/household)24 25
Equity—services are accessible to all who need them	Disaggregation of any of the primary or secondary indicators by sex/gender13 15 26	Disaggregation of any of the primary or secondary indicators by any other PROGRESS factor20:
		Place of residence (eg, urban/rural, subnational unit)
		Race/ethnicity/culture/language
		Occupation
		(Gender/sex)
		Religion
		Education
		Socioeconomic status12
		Social capital (eg, marital status)27