Table 3—

Characteristics of confirmed and probable cases of canine leptospirosis (n = 71) associated with 2 outbreaks between January 1, 2016, and June 30, 2017, in Maricopa County, Ariz.

Characteristic	No. (%)
Age (y; n = 71)
< 1	11 (15)
1–3	30 (42)
4–6	16 (23)
7–9	10 (14)
≥ 10	4 (6)
Breed (n = 71)
Purebred	45 (63)
Mixed breed	26 (37)
Most common purebred*
Siberian Husky	7 (16)†
Labrador Retriever	6 (13)
Weimaraner	5 (11)
German Shepherd Dog	3 (7)
Boxer	2 (4)
Golden Retriever	2 (4)
Pomeranian	2 (4)
Shih Tzu	2 (4)
Australian Cattle Dog	2 (4)
Body weight (kg; n = 68)
< 15	13 (19)
≥ 15	55 (81)
Sex (n = 70)
Male	40 (57)
Female	30 (43)
Neuter status (n = 66)
Neutered	54 (82)
Sexually intact	12 (18)

^*Purebred dogs also included 1 each of the following: Airedale Terrier, American Staffordshire Terrier, Beagle, Collie, English Cocker Spaniel, German Shorthaired Pointer, Greyhound, Irish Setter, Rhodesian Ridgeback, Rottweiler, Saint Bernard, Soft Coated Wheaten Terrier, Vizsla, and Whippet.

^†All were from the same household.