Nasal Carriage of Methicillin-Resistant Staphylococcus aureus among Health Care Workers in Tertiary and Regional Hospitals in Dar es Salam, Tanzania

Table 2

Characteristics of study participants by MRSA or MSSA carriage status.

Characteristic	MRSA positive (), (%)	MSSA (), (%)	value
Age group (years)
<45	51 (38.1)	83 (61.9)	0.76
>45	8 (34.8)	15 (65.2)
Sex
Male	20 (31.2)	44 (68.8)	0.17
Female	39 (41.9)	54 (58.1)
Hospital
Amana	18 (37.5)	30 (62.5)	0.001
Temeke	29 (56.9)	22 (43.1)
MNH	10 (27.0)	27 (73.0)
ORCI	2 (9.5%)	19 (90.5)
Department/ward
Medical wards	28 (34.6)	53 (65.4)	0.40
Surgical wards	30 (40.5)	44 (59.5)
ICU	1 (50)	1 (50)
Profession
Doctors	21 (30.9)	47 (69.1)	0.13
Nurses	35 (45.5)	42 (54.5)
Others	3 (25.0)	9 (75.0)
Duration in health care services
<5 years	22 (31.4)	48 (68.6)	0.15
>5 years	37 (42.5)	50 (57.5)
History of antibiotic use
Yes	34 (42.5)	46 (57.5)	0.19
No	25 (32.5)	52 (67.5)
History of chronic illness
Yes	4 (22.2)	14 (77.8)	0.15
No	55 (39.6)	84 (60.4)
Hand washing
Frequently	59 (38.8)	93 (61.2)	0.16
Occasionally	0 (0)	5 (100)
No	0 (0)	0 (0)

MNH, Muhimbili National Hospital; ORCI, Ocean Road Cancer Institute; ICU, intensive care unit; anesthesiologist and radiotherapist.