Table 1.

Population demographics are reported between hyperthyroid and non-hyperthyroid study participants.

Characteristic	Hyperthyroid n=39	Non-Hyperthyroid n=39	P-value
Location			0.176
New York	22 (56%)	16 (41%)
Oregon	17 (44%)	23 (59%)
Sex			0.644
Female	20 (51%)	22 (56%)
Male	18 (46%)	16 (41%)
Mean Age±SD (y)	13.1±2.46	13.4±2.22	0.591
Mean Weight±SD (kg)	4.99±1.46	4.85±1.78	0.699
Year adopted±SD	2006±4.12	2007±4.22	0.511
Time in residence±SD (y)	7.50±4.61	6.00±4.56	0.169
Breed			0.999
Domestic Short Hair	31 (79%)	26 (67%)
Domestic Medium Hair	4 (10%)	5 (13%)
Domestic Long Hair	2 (5.1%)	3 (10%)
Manx	1 (2.6%)	0 (0.0%)
Russian Blue	0 (0.0%)	1 (2.6%)
Siamese/Siamese mix	1 (2.6%)	2 (5.1%)

Due to missing questionnaire answers, not all percentages add up to 100%.