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Table 1 Risk factors associated with MRSA colonization among health professionals at Adigrat and Wukro hospitals, Tigray, Northern Ethiopia September–December 2016

From: Nasal carriage, risk factors and antimicrobial susceptibility pattern of methicillin resistant Staphylococcus aureus among healthcare workers in Adigrat and Wukro hospitals, Tigray, Northern Ethiopia

Variable

MRSA

p value

No, n (%)

Yes, n (%)

Sex

 Male

93 (93)

7 (7.0)

0.497

 Female

135 (95.1)

7 (4.9)

 

Age group

 20–29

129 (94.2)

8 (5.8)

0.503

 30–39

52 (91.2)

5 (8.8)

 

 40–49

30 (96.8)

1 (3.2)

 

 50–59

17 (100)

0 (0.0)

 

Work experience

 < 5

110 (94)

7 (6.0)

0.486

 6–10

56 (96.6)

2 (3.4)

 

 11–20

22 (88)

3 (12.0)

 

 21–30

40 (95.2)

2 (4.8)

 

Department

 Medical

26 (96.3)

1 (3.7)

0.081

 Surgical

29 (82.9)

6 (17.1)

 

Pediatric

20 (90.9)

2 (9.1)

 

 Gynecology and obstetrics

28 (93.3)

2 (6.7)

 

 Laboratory

25 (100)

0 (0.0)

 

 Outpatient department

48 (96)

2 (4.0)

 

 Pharmacy

25 (96.2)

1 (3.8)

 

 Others

27 (100)

0 (0.0)

 

Hand washing habit

 Always

116 (94.3)

7 (5.7)

0.298

 Usually

91 (95.8)

4 (4.2)

 

 Rare

21 (87.5)

3 (12.5)

 

Use of hand rub

 Always

123 (99.2)

1 (0.8)

0.001*

 Usually

97 (95.1)

5 (4.9)

 

 Rare

8 (50)

8 (50)

 

Prior hospitalization

 Yes

23 (88.5)

3 (11.5)

0.183

 No

205 (94.9)

11 (5.1)

 

History of antibiotics treatment

 Yes

115 (92)

10 (8)

0.127

 No

113 (96.6)

4 (3.4)

 

Chronic obstructive pulmonary disease

 Yes

28 (87.5)

4 (12.5)

0.081

 No

200 (95.2)

10 (4.8)

 

Diabetic mellitus

 Yes

7 (70)

3 (30.0)

0.001*

 No

221 (95.3)

11 (4.7)

 
  1. *Statistically significant with MRSA colonization
  2. NB: use of hand rub is use of a waterless alcohol [30]