diff --git a/src/AnovaGLM.jl b/src/AnovaGLM.jl
index 933932c..8a8a272 100644
--- a/src/AnovaGLM.jl
+++ b/src/AnovaGLM.jl
@@ -16,7 +16,7 @@ import GLM: glm,
             updateμ!, cholfactors, 
             # other
             FP, BlasReal, Link, dispersion, deviance, dof, dof_residual, nobs
-using AnovaBase: select_super_interaction, extract_contrasts, canonicalgoodnessoffit, subformula, predictors, dof_asgn, lrt_nested, ftest_nested
+using AnovaBase: select_super_interaction, extract_contrasts, canonicalgoodnessoffit, subformula, predictors, dof_asgn, lrt_nested, ftest_nested, _diff, _diffn
 import AnovaBase: anova, nestedmodels, anovatable, prednames
 export anova_lm, anova_glm
 
diff --git a/src/anova.jl b/src/anova.jl
index 5fb62fd..cff44e8 100644
--- a/src/anova.jl
+++ b/src/anova.jl
@@ -52,7 +52,7 @@ function anova(::Type{FTest}, aovm::FullModel{<: TRM_LM})
     f = formula(aovm.model)
     assign = asgn(predictors(aovm))
     fullasgn = asgn(f)
-    df = tuple(dof_asgn(assign)...)
+    df = dof_asgn(assign)
     varβ = vcov(aovm.model.model)
     β = aovm.model.model.pp.beta0
     offset = first(assign) + last(fullasgn) - last(assign) - 1
@@ -88,7 +88,7 @@ function anova(::Type{FTest},
     devs = deviances(aovm; kwargs...)
     assign = asgn(collect(predictors(aovm)))
     #length(vdf) ≡ length(devs) + 1 && popfirst!(vdf)
-    df = tuple(dof_asgn(assign)...)
+    df = dof_asgn(assign)
     msr = devs ./ df
     fstat = msr ./ dispersion(aovm.model.model, true)
     dfr = round(Int, dof_residual(aovm.model))
@@ -108,7 +108,7 @@ function anova(::Type{LRT},
     Δdev = deviances(aovm)
     assign = asgn(collect(predictors(aovm)))
     #isnullable(trm.model) || popfirst!(vdf)
-    df = tuple(dof_asgn(assign)...)
+    df = dof_asgn(assign)
     # den = last(ss) / (nobs(trm) - dof(trm) + 1)
     # lrstat = ss[1:end - 1] ./ den
     σ² = dispersion(aovm.model.model, true)
diff --git a/src/io.jl b/src/io.jl
index 9ebd7c2..bc6554b 100644
--- a/src/io.jl
+++ b/src/io.jl
@@ -42,15 +42,15 @@ function anovatable(aov::AnovaResult{<: FullModel{<: TableRegressionModel{<: Gen
               rownames, 4, 3)
 end
 
-function anovatable(aov::AnovaResult{NestedModels{<: TableRegressionModel{<: LinearModel}, N}, FTest}; 
-                    rownames = "x" .* string.(1:N)) where N
+function anovatable(aov::AnovaResult{<: NestedModels{<: TableRegressionModel{<: LinearModel}, N}, FTest}; 
+                    rownames = string.(1:N)) where N
 
     rs = r2.(aov.anovamodel.model)
     Δrs = _diff(rs)
     AnovaTable([
                     dof(aov), 
                     [NaN, _diff(dof(aov))...], 
-                    round(Int, dof_residual(aov.anovamodel.model)), 
+                    repeat([round(Int, dof_residual(last(aov.anovamodel.model)))], N), 
                     rs,
                     [NaN, Δrs...],
                     deviance(aov), 
@@ -62,19 +62,18 @@ function anovatable(aov::AnovaResult{NestedModels{<: TableRegressionModel{<: Lin
               rownames, 9, 8)
 end 
 
-function anovatable(aov::AnovaResult{NestedModels{<: TableRegressionModel{<: LinearModel}, N}, LRT}; 
-                    rownames = "x" .* string.(1:N)) where N
+function anovatable(aov::AnovaResult{<: NestedModels{<: TableRegressionModel{<: LinearModel}, N}, LRT}; 
+                    rownames = string.(1:N)) where N
 
     rs = r2.(aov.anovamodel.model)
     Δrs = _diff(rs)
     AnovaTable([
                     dof(aov), 
                     [NaN, _diff(dof(aov))...], 
-                    round(Int, dof_residual(aov.anovamodel.model)), 
+                    repeat([round(Int, dof_residual(last(aov.anovamodel.model)))], N), 
                     rs,
                     [NaN, Δrs...],
                     deviance(aov), 
-                    [NaN, _diffn(deviance(aov))...], 
                     teststat(aov), 
                     pval(aov)
                 ],
diff --git a/test/runtests.jl b/test/runtests.jl
index 52951be..c93517b 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -9,7 +9,6 @@ macro test_error(x)
             $x
             false
         catch e
-            @error e
             true
         end
     end