Table 1 The comparison of domains scores and total knowledge of students compared to the elderly before and after the study in the experimental and control groups

Before the study

The knowledge of the misconceptions about aging

4.05

1.45

3.97

1.7

p = 0.8

The knowledge towards the physical condition of the aging

2.2

1.1

2.9

1.28

p = 0.1

The knowledge of the psycho-social status of the elderly

3.2

1.3

3.7

1.85

p = 0.2

The total knowledge

9.2

2.6

10.4

2.9

p = 0.1

After the study

The knowledge of the misconceptions about aging

6.3

1.64

4.8

1.38

p = 0.001

The knowledge towards the physical condition of the aging

3.9

0.91

3.1

1.1

p = 0.003

The knowledge of the psycho-social status of the elderly

6.8

2.4

4

1.89

p = 0.001

The total knowledge

15.3

3.5

11.3

2.6

p = 0.0001