Table 2.

Results of animal ddPCR for S. japonicum infection stratified by village, sex, species, and age

	Total n	n positive	% positive	95% CI*	Avg. CNIa	95% CI	% of total n
Province
Hunan	110	22	20.00	11.63–26.55	7.34	5.26–9.43
Village
Longwang	32	1	3.13	0–9.50	4.03	0–13.33	0.91
Ganzhou	17	3	17.65	0–37.85	3.66	na	2.73
Xinggang	61	18	29.51	17.77–41.29	8.10	5.75–10.45	16.36
Sex
Female	52	2	3.85	0–9.25	1.88	0.07–3.68	1.82
Male	19	2	10.53	0–25.72	10.22	0–33.94	1.82
Unknown	39	18	46.15	29.78–62.53	7.63	5.28–9.98	16.36
Species
Cattle	26	0	0.00	na	na	na	0.00
Water buffalo	22	4	18.18	0.68–35.68	6.05	0–14.09	3.64
Goat	29	0	0.00	na	na	na	0.00
Bovineb	33	18	54.55	36.62–72.48	7.63	5.28–9.98	16.36
Age group (years)
0–2	39	4	10.26	0.29–20.22	6.06	0–14.09	3.64
>2 < 5	30	0	0.00	na	na	na	0.00
>5	2	0	0.00	na	na	na	0.00
Unknown	39	18	46.15	29.78–62.53	7.63	5.28–9.98	16.36

^*95% CI.

^aTarget gene copy number index.

^bWater buffalo or cattle, species unknown.