Table 3.

NHL risk according to insecticide levels measured in carpet dust

Insecticideng/g in dustCa/CoOR (95% CI)*Ptrend
γ-ChlordaneNot detected350/2681.00.06
20.9-35.677/611.0 (0.7-1.4)
35.7-65.171/610.9 (0.6-1.4)
65.3-16683/611.1 (0.8-1.6)
167-8,710101/621.4 (0.9-2.0)
α-ChlordaneNot detected409/3171.00.04
20.8-34.054/490.9 (0.6-1.3)
34.2-60.162/491.0 (0.7-1.5)
60.3-15677/491.3 (0.9-2.0)
157-5,87080/491.4 (0.9-2.1)
MethoxychlorNot detected407/2991.00.54
62.5-11969/541.0 (0.7-1.5)
120-21358/530.9 (0.6-1.3)
216-59583/541.2 (0.8-1.7)
605-100,00065/531.0 (0.7-1.5)
PropoxurNot detected145/1191.00.16
21.2-48.2112/980.9 (0.6-1.3)
48.3-97.1136/991.1 (0.8-1.6)
97.2-287146/981.3 (0.9-1.9)
288-38,200143/991.3 (0.9-1.9)
CarbarylNot detected466/3331.00.51
125-21649/460.7 (0.5-1.1)
218-82982/441.3 (0.9-2.0)
835-1,91051/450.8 (0.5-1.2)
1,940-223,00034/450.5 (0.3-0.9)
ChlorpyrifosNot detected243/1651.00.20
41.8-91.794/870.7 (0.5-1.0)
92.8-247151/871.1 (0.8-1.6)
249-796101/870.8 (0.5-1.1)
799-38,20093/870.7 (0.5-1.0)
DiazinonNot detected466/3141.00.12
46.5-71.359/490.8 (0.5-1.2)
71.4-15870/500.9 (0.6-1.3)
161-40338/500.5 (0.3-0.8)
407-197,00049/500.7 (0.4-1.1)
cis-PermethrinNot detected203/1421.00.88
76.3-270107/930.8 (0.5-1.1)
272-888118/920.9 (0.7-1.3)
906-4,120140/931.1 (0.8-1.5)
4,140-240,000114/930.9 (0.6-1.3)
trans-PermethrinNot detected199/1351.00.86
123-517115/940.8 (0.6-1.2)
520-1,540113/950.8 (0.6-1.2)
1,550-6,810132/941.0 (0.7-1.4)
6,830-328,000123/950.9 (0.6-1.3)
  • * Adjusted for site, sex, age, education, and race. Referent group for categorical analyses is “not detected.”

  • Natural log-transformed continuous variable.