Table 2.

Univariate risk of NHL associated with BMI, smoking, education, family history of cancer, and drinking water contaminants.

	Controls (n ==192)*	Cases (n ==140)†	OR 95% CI
BMI	190	136	1.0 referent
			1.0 (1.0–1.1)
Smoking	163	116
No	92	60	1.0 referent
Yes	71	56	1.2 (0.8–2.0)
Education	190	136
≤12	95	69	1.0 referent
13–15	49	37	1.0 (0.6–1.8)
≥16	49	32	1.1 (0.6–2.1)
Family history of cancer	190	136
None	90 (47%)	61 (44%)	1.0 referent
Other cancer	83 (43%)	61 (44%)	0.5 (0.2–1.7)
Unknown cancer	2 (2%)	1 (<1%)	0.5 (0.2–1.7)
Heme, not NHL	9 (5%)	9 (6%)	0.2 (0.0–3.0)
NHL	5 (5%)	7 (5%)	0.7 (0.2–1.0)
Contaminants
Nitrate
Nitrate (≤2 mg)	135 (70%)	102 (73%)	1.0 referent
(>2 mg/L)	57 (30%)	38 (27%)	0.9 (0.5–1.4)
Atrazine
Never	93 (48%)	58 (41%)	1.0 referent
Ever	97 (51%)	80 (57%)	1.2 (0.8–1.7)
Methoxychlor	189	137
Never	142 (75%)	104 (76%)	1.0 referent
Ever	47 (25%)	33 (24%)	1.0 (0.7–1.3)
2,4-D	169	138
Never	93 (55%)	76 (55%)	1.0 referent
Ever	76 (45%)	62 (45%)	1.1 (0.9–1.8)
Simazine	190	138
Never	162 (85%)	122 (88%)	1.0 referent
Ever	28 (15%)	16 (12%)	0.8 (0.4–1.5)
Alachlor	189	138
Never	161 (85%)	120 (87%)	1.0 referent
Ever	28 (15%)	18 (13%)	0.9 (0.5–1.6)

Notes:

^*Controls may not sum to 192 due to missing data;

^†cases may not sum to 140 due to missing data.