Table 1. Multinomial Logistic Regression Models exploring significant risk age group of ETBF infection.

	Age	B-value	OR 95% CI	P value
Cases
	Up to 1 year	0.944	2.57 (1.07–6.16)	0.034*
	Male	1.83	6.57 (1.08–39.88)	0.041*
	Female	1.33	3.80 (0.64–22.4)	0.141
	1–2 years	0	1.00 (0.35–2.85)	1
	Male	0	1.00 (0.12–8.54)	1
	Female	0	1.00 (0.12–8.28)	1
	>2 years		Reference category
Controls
	Up to 1 year	1.041	2.83 (1.12–7.19)	0.028*
	Male	2.06	7.87 (1.1951.97)	0.032*
	Female	1.77	5.91 (0.88–39.43)	0.067
	1–2 years	0.288	1.33 (0.46–3.84)	0.594
	Male	0.71	2.03 (0.24–17.31)	0.516
	Female	0.778	2.18 (0.25–18.71)	0.478
	>2 years		Reference category

^*Statistically significant