Table 3 Details of the multiple linear regression with APAIS scores

APAIS total score

Gender

2.94

0.72

0.25

4.10

 < 0.001

Age

 − 0.95

0.73

 − 0.08

 − 1.29

0.196

Marital status

1.09

0.77

0.08

1.42

0.158

Employment status

0.51

0.69

0.04

0.74

0.458

Presence of chronic disease

0.95

0.75

0.08

1.27

0.204

Timing of the scheduled surgery

 − 2.35

0.74

 − 0.18

 − 3.17

0.002

Type of anesthesia to be used in the scheduled surgery

 − 1.71

0.93

 − 0.10

 − 1.84

0.067

Have had surgical complications

2.72

1.08

0.14

2.51

0.013

APAIS anxiety score

Gender

2.37

0.52

0.27

4.60

 < 0.001

Age

 − 0.56

0.53

 − 0.06

 − 1.05

0.293

Marital status

0.83

0.55

0.08

1.50

0.136

Employment status

0.75

0.50

0.09

1.52

0.131

Presence of chronic disease

1.12

0.54

0.13

2.08

0.038

Timing of the scheduled surgery

 − 1.46

0.53

 − 0.15

 − 2.73

0.007

Type of anesthesia to be used in the scheduled surgery

 − 0.83

0.67

 − 0.07

 − 1.24

0.215

Have had surgical complications

2.03

0.78

0.14

2.60

0.010

APAIS need for information score

Gender

0.56

0.32

0.10

1.75

0.082

Timing of the scheduled surgery

 − 0.91

0.36

 − 0.15

 − 2.53

0.012

Type of anesthesia to be used in the scheduled surgery

 − 0.84

0.45

 − 0.11

 − 1.88

0.062

Hospital where the surgery will be performed

 − 0.66

0.33

 − 0.12

 − 2.01

0.045