Table 5.

Can f 1 levels¹ by canine characteristic², WHEALS cohort, Detroit, MI

	1 dog homes (homes with detectable levels only) where dog is ever allowed inside
	Dog allowed in baby’s bedroom				Dog not allowed in baby’s bedroom
	N	GM3	Range	p-value	N	GM3	Range	p-value
Dander level				0.994				0.444
Low	5	2.58	0.05 – 130.2		5	1.77	0.22 – 14.5
Regular	44	2.40	1.18 – 4.88		53	0.54	0.30 – 0.97
High	7	2.41	0.31 – 18.5		6	0.66	0.03 – 13.7
Shedding				0.274				0.424
Little	12	2.09	0.38 – 11.3		12	1.99	0.55 – 7.21
Average	34	1.59	0.74 – 3.43		43	0.58	0.29 – 1.18
Seasonal	1	2.45	---		5	0.57	0.07 – 4.47
Constant	8	9.32	1.04 – 83.8		5	0.42	0.02 – 11.2
Single vs. double coat				0.835				0.185
Single	5	2.56	0.05 – 130.2		6	1.91	0.39 – 9.50
Double	64	3.04	1.73 – 5.34		64	0.66	0.38 – 1.15
Coat type				0.094				0.414
Short	34	1.80	0.85 – 3.80		39	0.53	0.27 – 1.04
Medium	12	8.03	1.64 – 39.3		8	1.68	0.27 – 10.3
Long	8	0.53	0.08 – 3.59		6	2.95	0.19 – 45.8
Thick	0	---	---		3	0.49	0.004 – 56.5
Wire	1	3.72	---		2	1.16	0.001 – 935.8
All dogs				0.385				0.715
Female	36	1.88	0.77 – 4.56		30	0.84	0.38 – 1.39
Male	47	3.26	1.66 – 6.38		50	0.73	0.37 – 1.94
Altered status				0.165				<0.0015
Fixed	62	3.19	1.75 – 5.84		30	3.09	1.39 – 6.87
Unaltered	21	1.34	0.41 – 4.36		50	0.34	0.20 – 0.57
Altered dogs only				0.105				0.975
Female	30	1.89	0.74 – 4.81		13	3.02	0.85 – 10.7
Male	32	5.23	2.40 – 11.4		17	3.15	1.00 – 9.94
Unaltered dogs only				0.615				0.825
Female	6	1.82	0.05 – 69.0		17	0.32	0.12 – 0.82
Male	15	1.19	0.33 – 4.22		33	0.35	0.18 – 0.68

¹All Can f 1 units are in mcg/g

²Not all characteristics are known for each dog, therefore there are missing data

³Geometric Mean

⁴Kruskal-Wallis test

⁵Wilcoxon rank sum test