Hello: I have an lme object, say lme_res2, which was generated using the varIdent. I'm trying to extract the double 1.532940 from the object, but I can't find it by attributes(lme_res2) or attributes(summary(lme_res2)). How can I pull it out (so that I can save it to another variable)? Thanks. Shin Linear mixed-effects model fit by REML Data: dat Log-restricted-likelihood: 22.3213 Fixed: express1 ~ race * thaps + race * tuni (Intercept) race thaps tuni race:thaps race:tuni 7.00034057 -0.02675202 -0.05687972 0.01265845 -0.03859781 -0.11248439 Random effects: Formula: ~1 | fam (Intercept) StdDev: 0.1131353 Formula: ~1 | twin %in% fam (Intercept) StdDev: 0.1740635 Formula: ~1 | thaw %in% twin %in% fam (Intercept) Residual StdDev: 0.1177579 0.1182267 Variance function: Structure: Different standard deviations per stratum Formula: ~1 | race Parameter estimates: 0 1 1.000000 1.532940 Number of Observations: 218 Number of Groups: fam twin %in% fam thaw %in% twin %in% fam 33 66 102
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