Molecular characterization of Cryptosporidium spp. and Giardia duodenalis from yaks in the central western region of China

Table 1 Prevalence and species/subtype distributions of Cryptosporidium spp. in yaks

Location	No. of yaks	No. positive (%)	Age
			<1 year		>1 year
			No. positive/No. of yaks	Species (n)/subtype (n)	No. positive/No. of yaks	Species (n)/subtype (n)
Tianzhu	117	7 (6.0, 4.1–7.9 CI^a)	5/40	C. bovis (1), C. ryanae (2), C. parvum (2)/IIdA15G1 (2)	2/77	C. bovis (1), C. ubiquitum (1)/XIIa (1)
Dangxiong	44	4 (9.1, 4.7–13.8 CI)	4/44	C. parvum (4)/IIdA19G1 (1)
Hongyuan	84	1 (1.2, 0–2.9 CI)	1/36	C. parvum (1)	0/48
Henan	34	4 (11.8, 6.2–17.4 CI)	3/21	C. bovis (1),	1/13	C. bovis (1)
Henan	34	4 (11.8, 6.2–17.4 CI)	3/21	C. parvum (2)/IIdA15G1 (1)	1/13	C. bovis (1)
Dari	62	2 (3.2, 0.5– 5.9 CI)	2/30	C. bovis (1),	0/32
Dari	62	2 (3.2, 0.5– 5.9 CI)	2/30	C. parvum (2)/IIdA18G1 (1)	0/32
Haihu	66	2 (3.0, 0.5–5.5 CI)	1/34	C. parvum (1)	1/32	C. parvum (1)
Maduo	39	1 (2.6, 0–6.2 CI)	1/20	C. ryanae (1)	0/19
Qilian	47	1 (2.1, 0–5.1 CI)	1/25	C. bovis (1)	0/22
Chengduo	52	0	0/24		0/28
Total	545	22 (4.0, 3.5–4.5 CI)	18/274 (6.6)^b	C. bovis (4), C. ryanae (3), C. parvum (11)/IIdA15G1 (3), IIdA18G1 (1), IIdA19G1 (1)	4/271 (1.5)^c	C. bovis (2), C. parvum (1), C. ubiquitum (1)/XIIa (1)

ISSN: 1471-2180