Displaying 1 result from an estimated 1 matches for "nrtizdv".
2004 Sep 22
1
impenetrable warning
...form=~lbrna),data=rna3)
Warning messages:
1: Singular precision matrix in level -1, block 1
2: Singular precision matrix in level -1, block 1
the output is:
Linear mixed-effects model fit by REML
Data: rna3
Log-restricted-likelihood: -4990.142
Fixed: lrna ~ rx.nrti + lbrna
(Intercept) rx.nrtiZDV+3TC rx.nrtiZDV+ABC lbrna
2.6597552 0.8589514 0.4259504 0.2929222
Random effects:
Formula: ~1 | patid
(Intercept) Residual
StdDev: 1.251113 0.2105329
Correlation Structure: Exponential spatial correlation
Formula: ~days | patid
Parameter estimate(s):...