Epidemiological survey of cryptosporidiosis in Anhui Province China

Table 2 The distribution of infection of Cryptosporidium parvum in different groups (n, %)

Area	n	Stain of auramine-phenol		Stain of auramine-phenoland modified acid-fast
		Positive number	Positive rate	Positive number	Positive rate
Infant	889	21	2.36b	28	3.15 d
Pupil	1098	7	0.64	9	0.82
Middle school student	1092	7	0.64	9	0.82
College student	969	5	0.52	8	0.83
Adult	1059	6	0.57	9	0.85
Patients with diarrhea	278	5	1.80a	8	2.88 d
Patients with immunodeficency	36	2	5.56b	3	8.33 d
Total number	5421	53	0.98	74	1.33

^aP < 0.05,

^bP < 0.01, ^dP < 0.01, vs college students.