Time

Mean ± SD

P-value

Prior-treatment

46.60 ± 5.03

Post-treatment

1 wk

67.80 ± 5.36

<0.001

2 wk

87.20 ± 10.43

0.002

1 mo

115.40 ± 10.90

<0.001

2 mo

105.20 ± 8.23

<0.001

3 mo

93.20 ± 6.46

<0.001