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Table 5 Deep SSIs distribution and univariate odds ratio stratified for principal clinical and demographic characteristics

From: Role of preoperative biliary stents, bile contamination and antibiotic prophylaxis in surgical site infections after pancreaticoduodenectomy

Characteristics Deep SSIs Deep SSIs OR (95 % Confidence Interval) P value
No Yes
N (% row) N (% row)
Sex     
 Female
 Male
63 (87.5)
99 (93.4)
9 (12.5)
7 (6.6)
2.02 (0.72;5.70) 0.184
Age (years)a     
 <68
 ≥68
78 (91.8)
84 (90.3)
7 (8.2)
9 (9.7)
1.19 (0.42,3.36) 0.737
Body mass index     
 <25Kg/m2
 ≥25Kg/m2
104 (94.6)
58 (85.3)
6 (5.4)
10 (14.7)
2.99 (1.03;8.64) 0.043
Previous neoplasia     
 No
 Yes
130 (91.6)
32 (88.9)
12 (8.4)
4 (11.1)
1.35 (0.41;4.48) 0.619
Surgery for neoplasia     
 No
 Yes
23 (92.0)
139 (90.9)
2 (8.0)
14 (9.1)
1.16 (0.25;5.44) 0.852
Diabetes     
 No
 Yes
130 (90.9)
32 (91.4)
13 (9.1)
3 (8.6)
0.94 (0.25;3.49) 0.923
Preoperative jaundice     
 No
 Yes
108 (90.8)
54 (91.5)
11 (9.2)
5 (8.5)
0.91 (0.30;2.75) 0.866
Cardiac Disease     
 No
 Yes
144 (93.5)
18 (75.0)
10 (6.5)
6 (25.0)
4.80 (1.56;14.78) 0.006
ASA physical status     
 1-2
 3-4
116 (94.3)
46 (83.6)
7 (5.7)
9 (16.4)
3.24 (1.14;9.22) 0.027
Previous antibiotic therapy     
 No
 Yes
149 (90.9)
13 (92.9)
15 (9.1)
1 (7.1)
0.76 (0.09;6.25) 0.802
Preoperative Chemotherapy/RT     
 No
 Yes
152 (90.5)
10 (100)
16 (9.5)
0
/ 0.306
Preoperative timea     
 ≤28.5 days
 >28.5 days
85 (94.4)
77 (87.5)
5 (5.6)
11 (12.5)
2.43 (0.81;7.30) 0.114
  1. aAge and Preoperative time were cathegorized considering the median value; /:not evaluable
  2. Bold data are statistical significant results