Does informal care reduce public care expenditure on elderly care? Estimates based on Finland’s Age Study

Table 3 Estimates of the public care expenditure in four care patterns

	Estimate of public care expenditure, adjusted for FIM and HRQoL 15D
Care received	Logarithm-transformed expenditure	(CI 95%)		Smearing estimates of expenditure	Expenditure discounted to price year 2010
Informal care only for elderly living alone	8.00	7.83	8.17	4 600	6 000
Informal care only from a co-resident family member	7.76	7.58	7.95	3 800	4 900
A combination of formal and informal care	9.07	8.94	9.20	17 200	22 300
Formal care only	9.21	8.88	9.55	19 500	25 300

Within-group mean logarithm transformed expenditure with 95% confidence intervals (CI) adjusted for functional independence (FIM) and health-related quality of life (HRQoL 15D).
Corresponding Smearing estimates of expenditure, and expenditure discounted to the price year 2010 with a basic service price index.

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