Table 6.

Cumulative incidence ratio estimates of all variables included in the final Bayesian hierarchical log-binomial model of human infection with Schistosoma japonicum

Variable	Category	Reference	RR (95% BCI)
Dog prevalence of infection at baseline	Each percent increase in prevalence		1·03 (1·01–1·06)
Rat prevalence of infection at follow-up	Each percent increase in prevalence		1·02 (1·01–1·04)
Age effect, boys	10–15 yr	<10 yr	1·89 (1·21–3·00)
	16–40 yr		1·41 (1·01–2·05)
	>40 yr		0·74 (0·44–1·19)
Age effect, girls	10–15 yr	<10 yr	2·62 (1·35–5·65)
	16–40 yr		0·81 (0·31–1·59)
	>40 yr		0·67 (0·31–1·21)
Gender effect for age <10 yr	Male	Female	1·43 (0·92–2·30)
Gender effect for age 10–16 yr	Male		1·03 (0·53–1·87)
Gender effect for age 17–40 yr	Male		2·51 (1·39–6·16)
Gender effect for age >40 yr	Male		1·59 (0·87–3·51)
Rice farming	Some of the time	All the time	0·99 (0·51–1·67)
	Other type of farming		0·77 (0·10–2·03)
	No farming		0·69 (0·35–1·22)
	Pupil/student		0·54 (0·30–0·90)
Region effect	B	A	6·20 (2·47–18·20)
	C		2·58 (0·66–10·2)

RR, Risk ratio; BCI, Bayesian credible interval.