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Table 1 Variables extracted from the data and evaluated in the study.

From: Risk Factors for High Endoparasitic Burden and the Efficiency of a Single Anthelmintic Treatment of Danish Horses

Description and levels

 

Herd type:

Stud farm

 

Pension

 

Riding school

 

Other type (e.g. racing stables)

Age:

Foals

 

Youngsters

 

Adults

Treatment group:

Control

 

Benzimidazoles

 

Pyrantel

 

Ivermectin

Diagnosed AR towards benzimidazoles in the herd in one or more horses:

Yes

 

No or not known

Pastures are permanent:

Yes

 

No or not known

Pasture rotation used:

Yes

 

No or not known

Horses are grazing together with other species:

Yes

 

No

Horses grazing with horses from other herds:

Yes

 

No or not known

Dung spread on the pastures:

Yes

 

No or not known.

Weight estimation method used:

Eye measure

 

Weigh band

 

Other methods

Weight estimation used in the dosing of anthelmintics:

Mean weight of horses,

 

Weight of heaviest horse

 

Individual weight

 

Others

Anthelmintic treatment at turn out:

Yes

 

No

Anthelmintic treatment at housing:

Yes

 

No

Anthelmintic treatment at

Yes

pasture rotation:

No

Anthelmintic treatment of

Yes

new horses bought:

No

Anthelmintic treatment of visiting horses:

Yes

 

No

Problems with diarrhoea are known:

Yes

 

No or not known

Adviser is used in the planning of the endoparasite control:

Yes

 

No

The veterinarian gives recommendations regarding pasture hygienic conditions:

Yes

 

No

The veterinarian gives recommendations regarding time of treatments:

Yes

 

No

The veterinarians recommendations are influenced by the season:

Yes

 

No

The veterinarian gives recommendations regarding number of treatments:

Yes

 

No

The veterinarian gives recommendations regarding choice of anthelmintic product:

Yes

 

No