Angle (in degree)

Group A
JPS Error (in degree)
Mean(SD)
(in degree)

Group B
JPS Error (in degree)
Mean(SD)
(in degree)

T-TEST

t

P

30

10.61(1.94)

4.49(2.90)

-1.16

0.23

45

9.92(2.92)

3.07(2.28)

-0.17

0.84

60

9.31(2.68)

4.21(2.77)

0.13

0.80