Table 2. Socio demographic characteristics of TB and non-TB cases and odds ratios (95% CI) for risk factors for tuberculosis.

Characteristics	Subcategory	Inmates with tuberculosis, n (%)	Inmates without tuberculosis, n (%)	OR (95% CI)	AOR (95% CI)
Sex	Male	241 (98.4)	9991 (92.9)	1.0
	Female	04 (1.6)	764 (7.1)	0.22 (0.081–0.587)
Place of residence	Rural	59 (24.1)	2134 (19.8)
	Urban	186 (75.9)	8618 (80.2)
Age	10–20 y	16 (6.5)	1463 (13.6)	1.0
	21–30 y	137 (55.9)	5833 (54.3)	2.15 (1.26–3.61)
	31–40 s	63 (25.7)	2330 (21.7)	2.47 (1.42–4.29)
	more than 40 y	29 (11.8)	1124 (10.5)	2.35 (1.27–4.36)
Occupation	Self-employed	110 (44.9)	4599 (42.8)
	Business	53 (21.6)	2220 (20.6)
	Service	54 (22.0)	2296 (21.4)
	Unemployed	25 (10.2)	1008 (9.4)
	Housewife	3 (1.2)	630 (5.9)
Smoking	No	35 (14.3)	2795 (28.6)	1.0	1.0
	Yes	210 (85.7)	6981 (71.4)	2.40 (1.68–3.45)	1.42 (0.96–2.10)
History of drug abuse	No	162 (66.1)	6222 (67.6)
	Yes	83 (33.9)	2985 (32.4)
Previously diagnosed as TB	No	185 (75.4)	9416 (96.4)	1.0	1.0
	Yes	60 (24.5)	352 (3.6)	8.68 (6.36–11.83)	3.25 (2.28–4.64)
Reported weight loss (in jail)	No	53 (21.6)	8903 (91.1)	1.0
	Yes	192 (78.4)	870 (8.9)	37.07 (27.14–50.65)
Previous stay in prison	No	158 (64.5)	7985 (81.7)	1.0	1.0
	Yes	87 (35.5)	1783 (18.3)	2.47 (1.89–3.22)	1.86 (1.38–2.50)
Exposure to TB patient	No	111 (46.1)	7972 (81.7)	1.0	1.0
	Yes	130 (53.9)	1789 (18.3)	5.22 (4.03–6.76)	3.16 (2.36–4.21)
Duration of stay in prison (month)	Median (Range)	17.50 (0.03–200.7)	5.13 (0.03–314.9)	1.006 (1.003–1.009)	1.004 (1.001–1.006)
BMI	Normal (18.5–24.9)	63 (26.0)	6576 (61.3)	1.00	1.0
	Overweight (≥25)	01 (0.4)	495 (4.6)	0.21 (0.30–1.52)	0.25 (0.34–1.80)
	Marginal (17.0–18.5)	50 (20.7)	2304 (21.5)	2.27 (1.56–3.29)	2.03 (1.38–2.98)
	Moderate (16.0–16.9)	57 (23.6)	866 (8.1)	6.87 (4.77–9.90)	5.15 (3.50–7.55)
	Severe (<16.0)	71 (29.3)	492 (4.6)	15.06(10.60–21.41)	10.96 (7.54–15.95)

OR = odds ratio; AOR = adjusted odds ratio; CI = confidence interval.