Table 2 Comparison of knowledge by group

Pre-intervention: Scale Section

Mean %^a

S.D

Mean %^a

S.D

t-value

p

Health condition

49.6

16.8

47.4

14.6

1

0.32

Impairment

8.2

15.3

11.7

12.4

−1.8

0.077

Activity limitation (Current problems)

17.4

14.2

15.7

11.5

0.9

0.351

Activity limitation (Problems anticipated on discharge)

9.5

16

11.4

13.7

−0.9

0.350

Participation restriction

4

6.8

4.5

5.6

−0.5

0.621

Personal factors (positive)

5.5

10.7

6.7

10

−0.8

0.422

Personal factors (negative)

13.4

16.3

13.7

14.5

−0.1

0.910

Environmental factors (facilitators)

7.2

11.1

6.8

9.1

0.3

0.783

Environmental factors (barriers)

5.5

8.4

6.4

8.1

−0.8

0.450

Mean % correct for whole scale

12.4

6.4

12.8

5.0

−0.5

0.611

Health condition %

68.9

11.4

56.8

9.6

8.2

<.001

 Impairment %

44

20

20.8

16.1

9.1

<.001

 Activity limitation (Current problems) %

38.6

14.8

21.2

9.9

9.9

<.001

 Activity limitation (Problems anticipated on discharge) %

52.6

28.1

18.8

13.7

11

<.001

 Participation restriction

29.8

14.4

7.3

5.4

14.9

<.001

 Personal factors (positive)

37.1

21.8

13

11.2

10

<.001

 Personal factors (negative)

42

22

14

14.4

10.7

<.001

 Environmental factors (facilitators)

45.5

20.4

10.6

10.9

11.3

<.001

 Environmental factors (barriers)

33.8

17.3

7.4

7.5

14.2

<.001

 Mean % correct for whole scale

41.3

9.5

17.7

4.7

22.5

<.001

Within group comparison

Pre

Post

t value

p

Mean %^a

S.D

Mean %^a

S.D

Experimental group

12.4

6.4

41.3

9.5

33.82

<.001

Control group

12.8

5.0

17.7

4.7

13.13

<.001