Demographic data

Groups

Test

group A

(radifrequency)

group B

(cold steel),

χ²/t

p

N = 100 (%)

N = 100 (%)

Gender

Female

Male

60 (60)

40 (40)

73 (73)

27 (27)

0.457

0.499

Age (years)

Mean ± SD

Range

3.05 ± 1.07

2 - 5

3.26 ± 1.04

2 - 5

−0.477

0.635