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. 2007 Oct-Dec;1(4):347–355. doi: 10.1590/S1980-57642008DN10400004

Table 5.

PRNP polymorphisms in probable sCJD cases compared to the controls.

Residue
Position
Genotype Exposed (%)   Crude
Controls
n=202 (%)
Probable sCJD
n=15(%)
OR
(95% CI)
p
Valuea
Octarepeat R12234
R12234/R1234
R1234
192 (95.0)
10 (5.0)
0 (0)
14 (93.3)
1 (6.7)
0 (0)
  1.00
1.37 (0.16-11.49)
NA
 
117 Ala/Ala
Ala/Alasilent
193 (95.5)
9 (4.5)
14 (93.3)
1 (6.7)
  1.00
1.53 (0.18-12.95)
 
129 Met/Met
Met/Val
Val/Val
112 (55.4) 81 (40.1)
9 (4.5)
11 (73.3)
2 (13.3)
2 (13.3)
  1.00
0.25 (0.05-1.17)
2.26 (0.43-11.81)