Table 2.

Crude Odd Ratio (OR) for demographic and clinical characteristics for MDR-TB.

Baseline characteristics (n = 214)	MDR-TB n = 134 (%)	Non MDR-TB n = 80 (%)	Odds Ratio, 95% (CI)	P-Value
Gender
Female	32 (23.88)	19 (23.75)
Male	102 (76.12)	61 (76.25)	0.99 (0.52–1.90)	0.98
Age
≤40 years	95 (70.90)	39 (48.75)	2.56 (1.44–4.55)	<0.01*
>40 years	39 (29.10)	41 (51.25)
Marital status	n = 133
Married	100 (75.19)	65 (80.25)	0.70 (0.35–1.39)	0.31
Single	33 (24.81)	15 (18.75)
HIV
Negative	120 (89.55)	70 (87.5)
Positive	14 (10.45)	10 (12.5)	0.82 (0.34–1.94)	0.65
Smoking
No	93 (69.40)	53 (66.25)
Yes	41 (30.60)	27 (33.75)	0.86 (0.48–1.56)	0.63
Last treatment result
Relapse	15 (11.20)	26 (32.50)
Failure	119 (88.80)	54 (67.50)	3.82 (1.87–7.79)	<0.01*
Number of previous treatment
≤2 Series of treatment	123 (91.79)	62 (77.50)	3.25 (1.44–7.30)	<0.01*
>2 Series of treatment	11 (8.21)	18 (22.50)
Sputum Smear result
Acid Fast Bacilli <3+	48 (35.82)	42 (52.50)
Acid Fast Bacilli 3+	86 (64.18)	38 (47.50)	1.98 (1.13–3.48)	0.02*
Hemoptysis
No	120 (89.55)	73 (91.25)
Yes	14 (10.45)	7 (8.75)	1.22 (0.47–3.15)	0.71
Alcohol
No	123 (91.80)	73 (91.25)
Yes	11 (8.20)	7 (8.75)	1.03 (0.67–1.51)	1.000
Contact with TB patient
No	102 (76.12)	71 (88.75)
Yes	32 (23.88)	9 (11.25)	2.48 (1.11–5.50)	0.02*
History of treatment interruption
No	107 (79.85)	64 (80.00)
Yes	27 (20.15)	16 (20.00)	1.01 (0.51–2.02)	0.98
Impaired physical condition
No	60 (44.78)	21 (26.25)
Yes	74 (55.22)	59 (73.75)	0.44 (0.24–0.80)	<0.01*

n = Number of subjects included in the test CI = Confidence Interval.