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Table 9.

Negative Binomial parameter estimates: Google Scholar citations

ParameterBStd. error95% Wald confidence intervalHypothesis testExp(B)95% Wald confidence interval for Exp(B)
LowerUpperWald chi-squaredfSig.LowerUpper
(Intercept) .340 .1689 .009 .671 4.062 .044 1.405 1.009 1.957 
PubType −.228 .0942 −.413 −.044 5.874 .015 .796 .662 .957 
PubLanguage .746 .1012 .548 .945 54.335 .000 2.109 1.729 2.572 
PubLevel .699 .0779 .547 .852 80.620 .000 2.012 1.727 2.344 
SubjectArea .196 .0398 .118 .274 24.259 .000 1.216 1.125 1.315 
(Scale) 1a                   
(Negative binomial) 1a                   
Dependent Variable: Google Scholar Citations 
Model: (Intercept), PubType, PubLanguage, PubLevel, SubjectArea 
ParameterBStd. error95% Wald confidence intervalHypothesis testExp(B)95% Wald confidence interval for Exp(B)
LowerUpperWald chi-squaredfSig.LowerUpper
(Intercept) .340 .1689 .009 .671 4.062 .044 1.405 1.009 1.957 
PubType −.228 .0942 −.413 −.044 5.874 .015 .796 .662 .957 
PubLanguage .746 .1012 .548 .945 54.335 .000 2.109 1.729 2.572 
PubLevel .699 .0779 .547 .852 80.620 .000 2.012 1.727 2.344 
SubjectArea .196 .0398 .118 .274 24.259 .000 1.216 1.125 1.315 
(Scale) 1a                   
(Negative binomial) 1a                   
Dependent Variable: Google Scholar Citations 
Model: (Intercept), PubType, PubLanguage, PubLevel, SubjectArea 
a

Fixed at the displayed value.

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