From: The efficacy of preopoerative instruction in reducing anxiety following gyneoncological surgery: a case control study
TESTS
STAI-I
Study
X ± SS
Control
t
p*
Preop
63.43 ± 4.81
70.03 ± 6.18
-0.380
0.595
Postop
62.98 ± 5.11
69.65 ± 5.92
-0.263
0.728
GROUPS
p
STAI-II
66.83 ± 4.80
71.45 ± 7.48
4.311
0.004