Table 4

Mean (and 95% confidence interval) baseline, final follow-up, and change scores on the TICS-7, immediate word recall, and delayed word recall tests by education categories

Independent Variable

Grade School

High School

College


Baseline

TICS-7***

12.1

(11.9, 12.4)

13.2

(13.1, 13.3)

13.8

(13.7, 13.9)

Immediate Word Recall***

3.7

(3.6, 3.8)

4.8

(4.7, 4.9)

5.3

(5.2, 5.4)

Delayed Word Recall***

2.2

(2.1, 2.3)

3.5

(3.4, 3.6)

3.9

(3.8, 4.0)

Final Follow-Up

TICS-7***

11.8

(11.6, 12.1)

12.9

(12.8, 13.0)

13.4

(13.3, 13.5)

Immediate Word Recall***

3.2

(3.1, 3.3)

4.0

(3.9, 4.1)

4.5

(4.4, 4.6)

Delayed Word Recall***

1.9

(1.8, 2.0)

2.7

(2.6, 2.8)

3.1

(2.9, 3.2)

Change Scores

TICS-7

-0.3

(-0.6, -0.3)

-0.3

(-0.4, -0.2)

-0.4

(-0.5, -0.3)

Immediate Word Recall***

-0.5

(-0.6, -0.4)

-0.8

(-0.9, -0.7)

-0.8

(-0.9, -0.7)

Delayed Word Recall***

-0.4

(-0.5, -0.3)

-0.8

(-0.9, -0.7)

-0.9

(-1.0, -0.8)


* = p < 0.05; ** = p < 0.01; *** = p < 0.001

Wolinsky et al. BMC Public Health 2011 11:710   doi:10.1186/1471-2458-11-710

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