Table 4.

Exposure to Magnetic Fields in Twin Pairs Discordant for Dementia

EMF Exposure in μT	n Cases	n Co-twins	OR	95% CI	p Value
All types of dementia	42	42
<0.12 (reference)	8	11	1.00
≥0.12 to <0.20	19	24	1.00	0.32–3.13	.999
≥0.19	15	7	3.00	0.79–11.43	.107
Alzheimer’s disease	22	22
<0.12 (reference)	3	5	1.00
≥0.12 to <0.20	9	14	0.84	0.11–6.27	.864
≥0.20	10	3	7.14	0.62–81.98	.115

Note: OR = odds ratio; 95% CI = 95% confidence interval.