Likelihood plots for a single area with (N1, M0, M1) = (125, 20000, 20000) and (n0, n1, n01, n11) = (50, 50, 26, 35). In (a), (c), (d) and (f) the likelihood surfaces are for θ0, the baseline odds, and θX, the odds ratio; in (b) and (e) the profile log-likelihoods are for βX = log θX.