Economic status

Experimental group

Control group

Number

%

Sp

Number

%

Sp

Very good

Good

Poor

Not sure

6

30

6

3

13.3

66.7

13.3

6.7

5.06

7.02

5.06

3.71

-

34

6

4

0

77.27

13.64

9.09

-

6.31

5.17

4.33

All

45

100.0

-

44

100.0

-