| |
Postoperative complications
|
M-W U/x2 test
| | |
|---|
| |
No (642)
|
Yes (79)
|
p value
|
OR (95% CI)
|
p value
|
|---|
|
BMI (kg/m2)
|
23 (21–25)
|
23 (21–25)
|
0.91
|
0.96 (0.89–1.03)
|
0.26
|
|
ASA-PS I
|
202
|
10
|
0.002*
|
II/I 1.89 (0.93–4.15)
|
0.077
|
|
ASA-PS II
|
417
|
66
|
III/I 1.37 (0.28–5.18)
|
0.67
|
|
ASA-PS III
|
23
|
3
|
III/II 0.73 (0.17–2.21)
|
0.61
|
|
Preoperative use of psychotropics
|
74/615 (12%)
|
11/78 (14%)
|
0.58
|
0.95 (0.47–1.93)
|
0.89
|
|
Anesthesia time (minutes. Hours in OR)
|
169 (127–234)
|
298 (210–389)
|
p < 0.001*
|
1.53 (1.37–1.73)
|
p < 0.001*
|
|
sAs
|
8 (7–9)
|
7 (6–8)
|
0.001*
|
0.82 (0.70–0.97)
|
0.019*
|
|
Drinking (lifetime)
|
460/632 (73%)
|
54/78 (69%)
|
0.51
|
0.79 (0.46–1.41)
|
0.42
|
|
No drinking habit (the preceding year)
|
249/632 (39%)
|
30/78 (38%)
|
0.87
|
0.99 (0.58–1.69)
|
0.98
|
|
Unchanged drinking habit
|
146/376 (39%)
|
13/47 (28%)
|
0.14
|
0.74 (0.34–1.53)
|
0.42
|
|
Improved drinking habit
|
230/376 (61%)
|
34/47 (72%)
|
0.14
|
0.74 (0.69–2.20)
|
0.47
|
|
AUDIT score
|
1 (0–5)
|
2 (0–8)
|
0.13
|
1.23 (0.97–1.07)
|
0.45
|
|
AUDIT score of 8 or more
|
93/596 (16%)
|
18/77 (23%)
|
0.084
|
1.48 (0.77–2.76)
|
0.24
|
|
Smoking (lifetime)
|
225/616 (37%)
|
38/77 (49%)
|
0.029*
|
1.39 (0.80–2.39)
|
0.24
|
|
No smoking habit (the preceding year)
|
492/616 (80%)
|
57/77 (74%)
|
0.23
|
0.68 (0.38–1.27)
|
0.22
|
|
Unchanged smoking habit
|
38/122 (31%)
|
3/18 (17%)
|
0.34
|
0.79 (0.18–2.46)
|
0.71
|
|
Improved smoking habit
|
84/122 (69%)
|
15/18 (83%)
|
0.34
|
1.48 (0.74–2.83)
|
0.26
|
|
FTND score
|
0 (0–0)
|
0 (0–0)
|
0.44
|
1.10 (0.96–1.25)
|
0.15
|
|
FTND score of 3 or more
|
80/611 (13%)
|
12/75 (16%)
|
0.49
|
0.79 (0.40–1.68)
|
0.53
|
|
K6 score
|
3 (1–6)
|
4 (1–6)
|
0.55
|
1.07 (1.00–113)
|
0.040*
|
|
K6 score of 8 or more
|
94/615 (15%)
|
14/79 (18%)
|
0.57
|
1.51 (0.77–2.80)
|
0.22
|
|
HADS score
|
8 (4–13)
|
8 (5–14)
|
0.96
|
1.02 (0.98–1.06)
|
0.24
|
|
HADS score of 20 or more
|
33/611 (5.5%)
|
7/79 (8.9%)
|
0.22
|
1.97 (0.76–4.52)
|
0.15
|
|
Length of stay after surgery
|
8 (5–12)
|
21 (12–38)
|
p < 0.001*
| | |
- Categorical variables are shown as proportion (%), and continuous variables are shown as median (interquartile range)
- M-W U Mann–Whitney U test; x2 test chi-squared test; OR odds ratio; CI confidence interval; BMI body mass index; ASA-PS the American Society of Anesthesiologists physical status classification; sAs Surgical Apgar score; AUDIT Alcohol Use Disorders Identification Test; FTND Fagerström Test for Nicotine Dependence; K6 6-item Kessler Psychological Distress Scale; HADS Hospital Anxiety and Depression Scale
- *p < 0.05
