8.45. For a 2 X 2 table with cell counts a,b,c,d, the sample log odds ratio Iog0 has approximately a normal sampling distribution with estimated standard error

= ,/i + |+ l+l.

v n h c d The antilogs of the endpoints of the confidence interval for log(0) are endpoints of the confidence interval for 6. For Table 8.13 on page 236, show that se = 0.0833 and the 95% confidence interval for the odds ratio is {67.3, 93.2). Interpret.