Table 3

Cognitive function in the US and England, age 65+, by selected variables, 2002

Immediate Recall

Delayed Recall

Orientation

Combined


Variable

US

England

US

England

US

England

US

England


Age

65 – 74

5.6

5.2

4.6

3.6

3.6

3.7

13.8

12.5

75 – 84

4.9

4.3

3.6

2.6

3.7

3.6

12.2

10.5

≥ 85

4.0

3.4

2.7

1.6

3.5

3.3

10.1

8.3


* Test

(Age × Country)

.1

.9

<.001

.03


Gender

Male

4.9

4.6

3.8

3.0

3.6

3.6

12.2

11.2

Female

5.3

4.7

4.2

3.1

3.6

3.6

13.2

11.5


* Test

(Gen. × Country)

<.001

.001

1

<.001


Education

Low

4.9

4.4

3.8

2.7

3.6

3.6

12.2

10.7

Middle

5.4

5.3

4.4

3.8

3.7

3.7

13.4

12.7

High

5.7

5.6

4.6

3.9

3.7

3.7

14.0

13.2


* Test

(Edu. × Country)

<.001

<.001

.4

<.001


* P value of a test for a significant interaction between the selected variable and country.

Langa et al. BMC Geriatrics 2009 9:23   doi:10.1186/1471-2318-9-23

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