αHHV       - + Total T H + (group 1) 1691 11 1702 - (group 2) 753895 2559 756454   Total 755586 2570 758156         .95 Confidence Intervals     Observed Lower limit Upper limit   Risk Ratio 1.91 1.05 3.44   Odds Ratio 1.91 1.05 3.47       Chi-Square     Phi Yates Pearson       3.9 4.77     p 0.048 0.028

Table 2C: Statistical analyses of odds ratio over 21 years of age; Of males, p value < 0.05