Table 2.

Mean number of acute health care visits

	Screen-detected cognitive impairment (n = 34)			Screen negative (n = 112)
	4 year period	2 years prior	2 years after	4 year period	2 years prior	2 years after
Acute health care services (A + B+C)	2.2 ± 2.8*	0.8 ± 1.2	1.4 ± 2.2*	1.4 ± 2.2*	0.7 ± 1.2	0.7 ± 1.5*
A: Unplanned hospitalization	0.6 ± 1.2	0.2 ± 0.6	0.5 ± 1.0	0.6 ± 1.1	0.3 ± 0.6	0.3 ± 0.8
B: Emergency room visit	0.6 ± 1.1	0.2 ± 0.7	0.4 ± 0.7	0.4 ± 0.8	0.2 ± 0.6	0.2 ± 0.5
C: GP out of hours service	1.4 ± 1.8*	0.6 ± 0.9	0.8 ± 1.4*	0.7 ± 1.3*	0.4 ± 0.8	0.3 ± 0.8*

* p ≤ 0.05 for difference in mean number of acute health care visits between screen negatives and those with screen-detected cognitive impairment