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Table 4 Results for homogeneous variance using a Bernoulli variance function to capture heteroscedastic variance

From: Estimation of an inter-rater intra-class correlation coefficient that overcomes common assumption violations in the assessment of health measurement scales

Term Posterior summary
  Median 2.5% 97.5%
β[0] 0.317 0.203 0.449
β[Rater] -0.088 -0.102 -0.074
β[Decision-aid] 0.250 0.217 0.281
(σ/100)2 0.041 0.035 0.048
τ 0.015 0.011 0.019
ω 0.004 0.001 0.092
ICC 0.609 0.520 0.745
ICCb 0.681 0.568 0.935
  1. *ICCb denotes the ICC for the case when encounters are pooled across studies (see Eq. 10) whereas ICC is the conventional within-study ICC (see 8). In both cases the ICC is averaged over a population of encounters, as in 9