Table 1.

Univariate analysis of association of having resistance to at least one first-line anti-tuberculosis drug with demographic characteristics of patients

Variable	Culture-positive (n=692)		Resistance (n=209)		Susceptible (n=483)		PR (95% CI)	p value
	No.	%	No.	%	No.	%
Age-group (years)
15–24	26	4	18	8.6	8	1.7	Ref*	1
25–34	72	10	68	33	4	0.8	1.36 (1.05–1.77)	0.002
35–44	206	30	20	9.6	186	38.5	0.44 (0.09–0.23)	0.000
45–54	89	13	32	15.3	57	11.8	0.52 (0.36–0.76)	0.005
55–64	215	31	35	16.7	180	37	0.24 (0.16–0.35)	0.000
>65	84	12	36	17.2	48	9.9	0.62 (0.43–0.88)	0.003
Gender
Male	413	60	109	52.2	304	63	0.74 (0.59–0.92)	0.01
Female	275	40	100	47.8	179	37	Ref*	1

*Values were used as a reference to compare;

CI=Confidence interval;

PR=Prevalence ratio;

Ref=References