Variable

No

Male

No

Female

Mean

SD

Mean

SD

The weight of the conventional generator is too heavy for me.

112

3.78

1.18

309

4.22

0.91

The use of the conventional generator has any effect on you as a person.

107

2.85

1.56

309

3.28

1.50

The operation of the conventional generator is difficult for me.

112

3.11

1.20

309

3.85

1.00