Prevalence and density of Elaphostrongylus rangiferi larvae in faecal samples of semi-domestic reindeer (Rangifer tarandus tarandus) in Norway 2013-16

Table 4 Herd prevalence (%) and density (LPG) of E. Rangiferi larvae in faeces from adult reindeer

Herd	Prevalence in adults			Median LPG in adults		Antiparasitic treatment
	n	Prev. (%)	95% CI	n pos	Median LPG
1	43	30	17–44	13	17	All animals treated at winter gathering
2	36	25	11–39	9	14	All calves treated, some in September, all in December
3	9	78	51–100	7	46	Sporadic treatment of some animals, no systematic treatment
4	14	64	39–89	9	44	Sporadic treatment of some animals, no systematic treatment
5	17	41	18–65	7	90	All animals treated at winter gathering
6	21	67	47–87	14	41	All animals treated at winter gathering
7	20	45	23–67	9	21	No treatment
8	16	50	26–75	8	61	No treatment
All herds	176	43	36–50	76	32

Antiparasitic treatment (if done) is given in the form of subcutaneous injection of ivermectin. n = number of faecal samples analysed, n pos = number of positive samples, CI = confidence interval

ISSN: 1751-0147