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Table 6 Multivariate Models of MF Exposure and Other Risk Factors/Confounders: Females Only

From: A case-control study of occupational magnetic field exposure and Alzheimer's disease: results from the California Alzheimer's Disease Diagnosis and Treatment Centers

Risk factor

Odds ratio

95% CI

p-value

High/Medium MF

3.3

(1.3 – 8.4)

< 0.02

Age-at-exam per unit*

1.9

(1.5 – 2.3)

< 0.0001

Stroke

0.7

(0.4 – 1.1)

NS^: > 0.11

High MF

4.0

(0.5 – 30.5)

NS: > 0.17

Age-at-exam per unit

1.8

(1.5 – 2.3)

< 0.0001

Stroke

0.7

(0.4 – 1.1)

NS: > 0.13

High/Medium MF

2.9

(1.1 – 7.3)

< 0.03

Age-at-onset per unit*

1.3

(1.03 – 1.6)

< 0.03

Stroke

0.7

(0.4 – 1.2)

NS: > 0.20

High MF

3.2

(0.4 – 24.4)

NS: > 0.25

Age-at-onset per unit

1.3

(1.02 – 1.5)

< 0.04

Stroke

0.7

(0.4 – 1.3)

NS: > 0.25

  1. * Units:
  2. Age-at-exam: 1 = 65–74; 2 = 75–84; 3 = 85+
  3. Age-at-onset: 0 = 65-; 1 = 65–74; 2 = 75–84; 3 = 85+
  4. ^NS = Not Significant