Table 1.

Descriptive data of the study population.

Age	n	Mean (Years)	SD (Years)	Range (Years)
	61	15.6	6.7	5–31
Gender
Male	37
Female	24
Horse type
Pony	29
Horse	32
Roughage
Hay	10
Haylage	33
Mixed	18
Concentrates
<2 kg	25
≧2 kg	36
Pasture access
None	20
Daily	41
Season of sampling
Summer	30
Winter	31
Location 1
Farm I	17
Farm II	18

¹ Only Warmblood horses 4–16 years included.