Paired Differences

Mean

Std.

Deviation

Std. Error Mean

95% Confidence Interval of the Difference

t

df

Sig (2-tailed)

Lower

Upper

DD1-DD2^*

−0.99229

1.49958

0.25348

−1.50741

−0.47716

−3.915

34

0.000

DH1-DH2^*

−0.62629

1.23265

0.20836

−1.04972

−0.20286

−3.006

34

0.005