Table 1.

Demographic data for cats enrolled in the study

Characteristics of sample populations	Cat clinic	Humane society	Cat shows
Total cats surveyed	140	46	55
Age (months):
Mean	78.7	22.7	14.7
Range	3–221	3–96	4–192
Not available	1 (0.7%)	17 (37.0%)	2 (3.6%)
Breed:
Purebred	19 (13.6%)	0 (0.0%)	53 (96.0%)
Mixed breed	121 (86.4%)	46 (100%)	2 (4.0%)
Number of cats in household:
Mean	2	Not available	16
Range	1–10		2–41
Diarrhea at sampling:
Yes	24 (17.1%)	25 (54.4%)	18 (32.7%)
No	112 (80.0%)	19 (41.3%)	28 (50.9%)
Unknown	4 (2.9%)	2 (4.3%)	9 (16.4%)