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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]