Bacterial Contamination of Medical Doctors and Students White Coats at Kilimanjaro Christian Medical Centre, Moshi, Tanzania

Table 2

Risk factors associated with the detection of pathogens in clinical coats among study participants at KCMC, Moshi, Tanzania, in 2014.

Variables	Pathogens detected		Crude OR; (95% CI)		Adjusted OR^α; (95% CI)
	Yes	No
	(%)	(%)
Gender
Female	44 (31.4)	18 (45.0)
Male	96 (68.6)	22 (55.0)	1.8 (0.9–3.7)	0.114	1.4 (0.1–3.1)	0.354
Position (level)
Medical student	94 (67.1)	26 (65.0)
Medical doctor	46 (32.9)	14 (35.0)	0.9 (0.4–1.9)	0.800	1.3 (0.6–2.8)	0.576
Area of residence
Off-campus	114 (81.4)	30 (75.0)
In-campus	26 (18.6)	10 (25.0)	0.7 (0.3–1.6)	0.372	1.1 (0.4–2.7)	0.903
Working specialty
Surgical	74 (52.9)	6 (15.0)
Nonsurgical	66 (47.1)	34 (85.0)	0.2 (0.1–0.4)	<0.001	0.2 (0.1–0.5)	<0.001
Duty station
Inpatients	112 (80.0)	38 (95.0)
Outpatient	28 (20.0)	2 (5.0)	4.8 (1.1–20.9)	0.039	3.2 (0.7–14.9)	0.132
Days of worn coat since last washing
<3 days	94 (67.2)	26 (65.0)
3–7 days	36 (25.7)	14 (35.0)	0.7 (0.3–1.5)	0.376	0.6 (0.2–1.3)	0.205
>7 days	10 (7.1)	0 (0.0)	—	—	—	—
Wearing a white coat outside clinical areas
Yes	6 (4.3)	2 (5.0)
No	134 (95.7)	38 (95.0)	1.2 (0.2–6.1)	0.847	1.3 (0.2–7.3)	0.802
Location for coat storage
Hospital area	22 (15.7)	6 (15.0)
Home/hostel	118 (84.3)	34 (85.0)	0.9 (0.4–2.5)	0.912	0.6 (0.2–1.8)	0.412

RR = relative risk; CI = confidence interval.
Estimated from the logistic regression model with Wald type value.
Adjusted for gender, working specialty, and duty station.