|
Independent variables
|
Wound colonization by S. aureus
|
p
|
PR (95% CI)
|
p
|
PRadjusted(95% CI)
|
|---|
| | |
Absent
|
Present
| | | | |
|---|
| | |
n (%)
|
n (%)
| | | | |
|---|
|
Nasal
S. aureus
|
Present
|
6 (28.60)
|
15 (71.40)
|
<0.001
|
7.43
|
<0.001
|
4.39
|
|
Absent
|
94 (90.40)
|
10 (9.60)
| |
(3.88-14.21)
| |
(2.22-8.66)
|
|
Prior antibiotic use
|
≥3 days
|
57 (90.50)
|
6 (9.50)
|
0.01
|
0.31
|
0.04
|
0.49
|
|
<33 days
|
43 (69.40)
|
19 (30.60)
| |
(0.13-0.73)
| |
(0.25-0.99)
|
|
Type of ward
|
Medical
|
63 (74.10)
|
22 (25.90)
|
0.03
|
3.45
|
0.02
|
3.06
|
|
Surgical or ICU
|
37 (92.50)
|
3 (7.50)
| |
(1.10-10.86)
| |
(1.15-8.14)
|
|
Marital status
|
Unmarried
|
58 (74.40)
|
20 (25.60)
|
0.07
|
2.41
|
0.64
|
1.27
|
|
Married
|
42 (89.40)
|
5 (10.60)
| |
(0.97-5.99)
| |
(0.46-3.45)
|
|
Wound acquisition
|
Hospital
|
29 (93.50)
|
2 (6.50)
|
0.05
|
0.26
|
0.16
|
0.38
|
|
Community
|
71 (75.50)
|
23 (24.50)
| |
(0.07-1.05)
| |
(0.10-1.46)
|
|
Prior hospitalization
|
Yes
|
67 (84.80)
|
12 (15.20)
|
0.13
|
0.54
|
0.40
|
0.76
|
|
No
|
33 (71.70)
|
13 (28.30)
| |
(0.27-1.08)
| |
(0.40-1.44)
|
|
Age
|
≥65 years
|
46 (74.20)
|
16 (25.80)
|
0.17
|
1.81
|
0.05
|
1.92
|
|
<65 years
|
54 (85.70)
|
9 (14.30)
| |
(0.86-3.78)
| |
(0.99-3.75)
|
|
Sex
|
Male
|
48 (76.20)
|
15 (23.80)
|
0.39
|
1.48
|
0.90
|
1.04
|
| |
Female
|
52 (83.90)
|
10 (16.10)
| |
(0.72-3.30)
| |
(0.52-2.10)
|
- Model fit (chi-square test): p = 0.79.
