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Table 1 Correlation matrix and principal component analysis results

From: Health expenditure convergence and the roles of trade and governance in Africa

Panel A: Governance indicators correlation matrix and principal component analysis results

 

GE

PSAVT

CC

RQ

RL

VA

 

 GE

1.000

      

 PSAVT

0.639

0.000

1.000

     

 CC

0.847

0.000

0.677

0.000

1.000

    

 RQ

0.903

0.000

0.672

0.000

0.823

0.000

1.000

   

 RL

0.904

0.000

0.754

0.000

0.886

0.000

0.885

0.000

1.000

  

 VA

0.682

0.000

0.598

0.000

0.709

0.000

0.727

0.000

0.783

0.000

1.000

 

Principal component results

Components

Eigenvalue

Difference

Proportion

Cumulative

   

 Component 1

4.834

4.380

0.806

0.806

   

 Component 2

0.455

0.085

0.076

0.882

   

 Component 3

0.370

0.188

0.062

0.943

   

 Component 4

0.181

0.086

0.030

0.973

   

 Component 5

0.095

0.030

0.016

0.989

   

 Component 6

0.065

 

0.011

1.000

   

Principal component eigenvector results

Variables

Component 1

Component 2

Component 3

Component 4

Component 5

Component 6

Unexplained

 GE

0.423

-0.287

-0.321

0.244

-0.575

0.495

0

 PVST

0.359

0.897

-0.125

0.148

0.080

0.151

0

 CC

0.419

-0.100

-0.175

-0.841

0.231

0.153

0

 RQ

0.422

-0.318

-0.149

0.459

0.696

-0.060

0

 RL

0.442

-0.013

-0.059

-0.012

-0.350

-0.824

0

 VA

0.378

-0.050

0.908

0.020

-0.056

0.163

0

Panel B: ITC indicators correlation matrix and principal component analysis results

 

NET

CEL

     

 NET

1.000

      

 CEL

0.805

0.000

1.000

     

Principal Component results

Components

Eigenvalue

Difference

Proportion

Cumulative

   

 Component 1

1.805

1.609

0.902

0.902

   

 Component 2

0.195

 

0.0977

1.0000

   

Principal component eigenvector results

Variables

Component 1

Component 2

Unexplained

    

 NET

0.7071

0.7071

0

    

 CEL

0.7071

-0.7071

0

    
  1. Source: Author’s computation