Table 3 The comparison of the domain scores and total knowledge of students compared to the elderly in the experimental and control groups before and after the study

The experimental group

The knowledge of the misconceptions about aging

4.05

1.45

6.3

1.64

p = 0.001

The knowledge towards the physical condition of the aging

2.2

1.1

3.9

0.91

p = 0.001

The knowledge of the psycho-social status of the elderly

3.2

1.3

6.8

2.4

p = 0.001

The total knowledge

9.2

2.6

15.3

3.5

p = 0.001

The control group

The knowledge of the misconceptions about aging

3.97

1.7

4.8

1.38

p = 0.001

The knowledge towards the physical condition of the aging

2.9

1.28

3.1

1.1

p = 0.9

The knowledge of the psycho-social status of the elderly

3.7

1.85

4

1.89

p = 0.3

The total knowledge

10.4

2.2

11.3

2.6

p = 0.3