Table 3

Odds Ratio for AD in all genotypes in patients with/without first degree relatives with dementia


Genotypes



ε2/ε2
ε2/ε3
ε2/ε4
ε3/ε3
ε3/ε4
ε4/ε4

Odds Ratio (376 AD patients; 561 control individuals)
0.7
0.9
3.2
1
4.2
12.9
CI
0.01–7.57
0.51–1.41
1.67–6.18
Ref
2.98–5.89
6.64–26.68
p value
1.00
0.62
< 0.001

< 0.001
< 0.001

Odds Ratio, AD patients with no family history of dementia (n = 149)
1.1*
0.7
2.8
1
2.9
8.1
CI
0.00–0.16
0.34–1.47
1.17–6.44
Ref
1.83–4.58
3.53–19.18
p value
1.00
0.47
0.021

< 0.001
< 0.000

Odds Ratio, AD patients with first degree relative with dementia (n = 213)
1.7
1.0
4.0
1
5.9
18.7
CI
0.03–17.27
0.47–1.89
1.79–8.86
Ref
3.88–9.15
8.97–41.40
p value
1.0
1.0
< 0.001

< 0.001
< 0.001

SD = Standard Deviation

CI = 95% confidence interval

Ref = Reference category

*The Median unbiased estimate is given, since the Maximum Likelihood estimate does not exist.

Sando et al. BMC Neurology 2008 8:9   doi:10.1186/1471-2377-8-9