Group 1

Group 2

P

Z

T(basal)

0.003

0.004

0.94

T1

1.09 ± 0.02

1.22 ± 0.02

>0.05

T2

1.49 ± 0.27

3.43 ± 2.60

<0.001

−5.210

T3

1.65 ± 0.32

4.40 ± 5.74

<0.001

−4.809

T4

2.69 ± 1.75

4.30 ± 6.55

<0.001

−4.145