Table 3.

Adjusted odds ratios and 95% confidence intervals for hobbies of fathers of children diagnosed with medulloblastoma or PNET in the first 6 years of life and random digit dial controls by frequency of participation; Children’s Cancer Group, 1991-1997.

Hobby	n - cases	n — controls	ORa	95% CI
During Pregnancy
Stripping paint <1/mo	32	21	1.5	0.7, 2.9
>1/mo	8	5	1.4	0.4, 4.8
Car repair <1/mo	78	77	0.8	0.5, 1.3
>1/mo	53	45	1.3	0.8, 2.3
Home repair <1/mo	48	43	0.8	0.5, 1.3
>1/mo	36	46	0.7	0.4, 1.3
Painting <1/mo	90	65	1.2	0.8, 1.9
>1/mo	19	16	1.1	0.5, 2.4
Lawn care <1/mo	82	49	1.7	1.0, 2.7
>1/mo	23	18	1.3	0.6, 2.7
Power tools <1/mo	17	16	0.8	0.4, 1.8
>1/mo	22	25	0.9	0.5, 1.9
Hunting <1/mo	38	38	1.0	0.6, 1.8
>1/mo	33	23	1.6	0.8, 3.1
After Birth
Stripping paint <1/mo	29	15	1.4	0.6, 2.9
>1/mo	7	5	1.1	0.3, 4.0
Car repair <1/mo	70	72	0.7	0.5, 1.2
>1/mo	50	44	1.3	0.7, 2.2
Home repair <1/mo	42	39	0.8	0.4, 1.3
>1/mo	34	44	0.7	0.4, 1.3
Painting <1/mo	80	75	0.9	0.6, 1.4
>1/mo	16	17	0.6	0.3, 1.3
Lawn care <1/mo	79	52	1.6	1.0, 2.7
>1/mo	31	18	1.8	0.9, 3.6
Power tools <1/mo	12	17	0.5	0.2, 1.2
>1/mo	24	23	1.0	0.5, 1.9
Hunting <1/mo	37	33	1.2	0.5, 2.0
>1/mo	30	21	1.6	0.8, 3.2

^aFor all, reference category is fathers who never participated; adjusted for father’s race, geographic location, date of father’s interview, child’s age at interview, whether a proxy interview was conducted, the child’s gender, father’s smoking status and the child’s birth season.