Table 2.

Case-Control Odds Ratios for History of Allergy, San Francisco Bay Area Adult Glioma Study (2001–2005)

	Controls		All cases				Self-report cases				Proxy Report cases
	n	%	n	%	OR* (95% CI)	p-value	n	%	OR* (95% CI)	p- value	n	%	OR* (95% CI)	p- value
Number of Allergies
		1	12	2
No allergies reported	67	3	3	3	1.00		80	20	1.00		43	33	1.00
	46	8	40	7			32			<0.00
>= 1 allergy	5	7	8	7	0.50 (0.36–0.70)	<0.001	2	80	0.59 (0.41–0.85)	1	86	67	0.28 (0.17–0.46)	<0.001
Number of Allergies
		1	12	2				19.				33.
No allergies reported	67	3	3	3	1.00		80	9	1.00		43	3	1.00
	26	5	27	5			20	51.				51.
1–3 allergies	6	0	3	1	0.58 (0.41–0.82)	0.002	6	2	0.66 (0.45–0.96)	0.029	67	9	0.36 (0.22–0.61)	<0.001
	19	3	13	2			11	28.				14.
4+ allergies	9	7	5	5	0.39 (0.27–0.57)	<0.001	6	9	0.50 (0.33–0.75)	0.001	19	7	0.15 (0.08–0.29)	<0.001
Respiratory Allergies
	19	3	26	5			18	44.				65.
No respiratory allergies	9	8	5	1	1.00		0	8	1.00		85	9	1.00
	32	6	25	4			21	53.				33.
>=1 respiratory allergy	3	2	8	9	0.63 (0.49–0.81)	<0.001	5	5	0.73 (0.56–0.96)	0.025	43	3	0.35 (0.23–0.54)	<0.001
Food Allergies
	40	7	42	8			31	78.			10	82.
No food allergies	7	7	4	0	1.00		7	9	1.00		7	9	1.00
	12	2	10	2				20.				17.
>= 1 food allergy	1	3	6	0	0.88 (0.65–1.18)	0.40	84	9	0.90 (0.66–1.24)	0.538	22	1	0.77 (0.45–1.31)	0.333

^*Models were adjusted for age, gender, ethnicity, college education and smoking history