Epidemiological survey of cystic echinococcosis in southwest China: From the Qinghai-Tibet plateau to the area of Yunnan

Table 2 Logistic regression analysis of single risk factors of infection

Factors	Regression coefficient	Standard error	P value	Risk ratio (95%CI)
Sex	0.627	0.402	0.119	1.872 (0.852-4.115)
Age group	0.514	0.128	0.000	1.672 (1.301-2.149)
Ethnicity	0.077	0.118	0.514	1.080 (0.857-1.361)
Occupation	-0.043	0.445	0.923	0.958 (0.400-2.292)
Education level	0.637	0.281	0.023	1.891 (1.091-3.279)
YTWSEA	-0.008	0.081	0.926	0.992 (0.846-1.164)
YHDIYF	1.040	0.228	0.000	2.830 (1.809-4.429)
YUCDB	-1.029	0.717	0.151	0.357 (0.088-1.457)
YWHPME	0.630	0.269	0.019	1.877 (1.109-3.177)
HYDWW	-0.122	0.235	0.602	0.885 (0.559-1.402)

CI: Confidence interval; YTWSEA: Have you travelled, worked, or stayed in echinococcosis endemic areas; YHDIYF: Do you, or have you ever had dogs in your family? YUCDB: Did your family use cow dung to burn? YWHPME: Do you wash your hands before preparing meals or eating? HYDWW: Have you drunk wild water?