|
Characteristic (n)
|
S. aureus
|
Univariate logistic
|
Multivariate logistic
|
MRSA
|
Univariate logistic
|
|---|
|
n (%)
|
P value
|
OR(95% CI)
|
P value
|
OR (95% CI)
|
n (%)
|
P value
|
OR(95% CI)
|
|---|
|
Sex
|
|
Male (187)
|
42(22.5)
|
0.155
|
1.414(0.877–2.279)
| | |
4(2.1)
|
0.842
|
0.878(0.244–3.157)
|
|
Female (247)
|
42(17.0)
| | | | |
6(2.4)
| | |
|
Duration of employment
|
|
< 1 year (49)
|
9(18.4)
|
0.149
|
1.790(0.813–3.941)
| | |
3(6.1)
|
0.075
|
3.522(0.880–14.093)
|
|
1–5 years (150)
|
35(23.3)
|
0.215
|
1.358(0.837–2.202)
| | |
2(1.3)
|
0.338
|
0.466(0.098–2.224)
|
|
6–10 years (93)
|
17(18.2)
|
0.631
|
0.866(0.481–1.559)
| | |
2(2.2)
|
0.911
|
0.915(0.191–4.383)
|
|
11–20 years (85)
|
18(21.2)
|
0.772
|
1.090(0.608–1.953)
| | |
3(3.5)
|
0.407
|
1.787(0.452–7.061)
|
|
> 20 years (57)
|
8(14.3)
|
0.228
|
0.616(0.280–1.354)
| | |
0(0)
|
–
|
–
|
|
Department
|
|
Microbiological laboratory (130)
|
34(26.2)
|
0.039
|
1.677(1.027–2.740)
|
0.04
|
1.630(1.024–2.597)
|
2(1.5)
|
0.492
|
0.578(0.121–2.760)
|
|
Other laboratory (304)
|
53(17.4)
| | |
8(2.6)
| |
|
Work protection
|
|
Standard (354)
|
74(20.9)
|
0.155
|
1.620(0.833–3.151)
| | |
8(2..3)
|
0.951
|
0.951(0.197–4.597)
|
|
Non-standard (80)
|
13(16.2)
| | | |
2(2.5)
| |
|
Nasal cleaning habit
|
|
Daily or weekly (106)
|
29(27.4)
|
0.032
|
1.753(1.050–2.927)
|
0.101
|
1.511(0.923–2.471)
|
3(2.8)
|
0.679
|
1.336(0.339–5.259)
|
|
Rarely or never (328)
|
58(17.7)
| | |
7(2.1)
| |
|
Living with hospital staff
|
|
Yes (147)
|
40(27.2)
|
0.008
|
1.909(1.182–3.083)
|
0.008
|
1.848(1.174–2.901)
|
3(2.0)
|
0.794
|
0.833(0.212–3.271)
|
|
No (287)
|
47(16.4)
| | |
7(2.4)
| |
|
Underlying disease
|
|
Yes (65)
|
17(26.2)
|
0.239
|
1.873(0.982–3.573)
| | |
2(3.3)
|
0.65
|
1.884(0.386–9.195)
|
|
No (369)
|
70(18.9)
| | | |
8(2.2)
| |
|
Hospitalization in past one years
|
|
Yes (32)
|
9(28.1)
|
0.157
|
1.085(0.450–2.617)
| | |
0(0)
|
–
| |
|
No (402)
|
78(19.4)
| | | |
10(2.5)
| |
|
Current smoking statue
|
|
Yes (23)
|
5(21.7)
|
0.837
|
1.114(0.402–3.090)
| | |
1(4.3)
|
0.511
|
2.030(0.246–16.748)
|
|
No (411)
|
82(20.0)
| | | |
9(2.2)
| |
- MRSA, methicillin resistant S. aureus
- Underlying disease: hypertension, diabetes, chronic rhinitis, urticaria, hyperthyroidism; OR odds ratio, CI confidence interval
