Table 2. Multivariate analysis for IL28B polymorphisms and HTLV-1-associated myelopathy outcome.

Characteristic	OR (95% CI)	P value
Age (continuous)	0.99 (0.99–1.00)	0.06
Gender (male)	0.90 (0.46–1.76)	0.76
HTLV-1 DNA proviral Load
<200	1
≥200	1.18 (0.62–2.25)	0.59
SNP rs12979860
CC	1
CT	2.03 (0.96–4.27)	0.06
TT	0.22 (0.03–1.40)	0.11
SNP rs8099917
TT	1
GT	0.69 (0.34–1.38)	0.30
GG	7.61 (1.82–31.72)	<0.01

SNP: Single nucleotide polymorphism.