n

Mean ± S.D.

Min.-Max.

Median

p

Max

Control

28

2.08 ± 0.34

1.42-2.66

2.02

0.001^a*

Study

28

2.36 ± 0.22

1.90-2.88

2.34

Min

Control

28

1.84 ± 0.30

1.22-2.35

1.88

0.884^a

Study

28

1.83 ± 0.20

1.44-.31

1.84