Table 2.

Information about breed, sex and age in dogs with AHD (n=936)

Parameter	Result
Breed*	220 (23·5%) mixed breed dogs
	108 (11·5%) dachshunds
	86 (9·2%) Yorkshire terriers
	81 (8·7%) German shepherd dogs
	41 (4·4%) poodles
	29 (3·1%) cocker spaniels
	24 (2·4%) golden retrievers
	24 (2·4%) schnauzers
Sex	421 (44·9%) female or female/spayed
	515 (55·1%) male or male/neutered
Age	Mean age 6·0 years; median age five years (range two months to 17 years)

AHD Acute haemorrhagic diarrhoea

^* Breed only listed if accounts for ≥2 per cent of study population