Epidemiological Distribution of Major Ectoparasites Species of Small Ruminant in the Case of Chemical Control Campaign in Welkait District, Tigray Region, Ethiopia

Table 5

Ectoparasites species distribution in sheep by sex, age, and flock type.

Species of ectoparasites	Sex			Age			Flock type
	Male (n = 34)	Female (n = 68)	χ^2 (p value)	Adult (n = 41)	Young (n = 61)	χ^2 (p value)	Single (n = 62)	Mixed (n = 40)	χ^2 (p value)
R. evertsi evertsi	25 (73.53)	33 (48.53)	5.776 (0.016)	25 (60.98)	33 (54.10)	0.473 (0.492)	33 (53.23)	25 (62.50)	0.853 (0.356)
R.B. decoloratus	4 (11.76)	3 (4.41)	1.917 (0.166)	2 (4.88)	5 (8.20)	0.423 (0.516)	2 (3.23)	5 (12.50)	3.272 (0.070)
A. variegatum	9 (26.47)	18 (26.47)	0.000 (1.000)	13 (31.71)	14 (22.95)	0.965 (0.326)	17 (27.4)	10 (25.00)	0.073 (0.787)
A. gemma	5 (14.71)	7 (10.29)	0.425 (0.514)	6 (14.63)	6 (9.84)	0.544 (0.461)	5 (8.06)	7 (17.50)	2.085 (0.149)
C. canis	1 (2.94)	6 (8.82)	1.227 (0.268)	0 (0.00)	7 (11.48)	5.052 (0.025)	4 (6.45)	3 (7.50)	0.042 (0.838)
Total	26 (76.47)	49 (72.06)	0.227 (0.634)	32 (78.05)	43 (70.49)	0.719 (0.396)	44 (70.97)	31 (77.50)	0.533 (0.465)