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Table 4 Interitem correlation matrix for the postoperative QoR–14-Thai scores by item

From: Validation of the Thai version of the quality of recovery scale (QoR-14-Thai) after elective abdominal surgery under general anesthesia

QoR-14 item No.

VAS after

Total

1

2

3

4

5

6

7

8

9

10

11

12

13

1

0.376

0.634

1

            

p-value

< 0.001

< 0.001

-

            

2

0.493

0.694

0.431

1

           

p-value

< 0.001

< 0.001

< 0.001

-

           

3

0.298

0.605

0.531

0.394

1

          

p-value

< 0.001

< 0.001

< 0.001

< 0.001

-

          

4

0.217

0.625

0.412

0.329

0.709

1

         

p-value

0.010

< 0.001

< 0.001

< 0.001

< 0.001

-

         

5

0.510

0.787

0.513

0.598

0.589

0.554

1

        

p-value

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

-

        

6

0.470

0.764

0.420

0.597

0.337

0.348

0.530

1

       

p-value

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

-

       

7

0.536

0.737

0.350

0.596

0.283

0.256

0.627

0.758

1

      

p-value

< 0.001

< 0.001

< 0.001

< 0.001

0.001

0.002

< 0.001

< 0.001

-

      

8

0.371

0.702

0.524

0.437

0.414

0.500

0.510

0.606

0.488

1

     

p-value

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

-

     

9

0.164

0.487

0.612

0.303

0.354

0.361

0.334

0.279

0.235

0.587

1

    

p-value

0.053

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

0.001

0.005

< 0.001

-

    

10

0.425

0.709

0.582

0.376

0.472

0.496

0.621

0.462

0.457

0.626

0.675

1

   

p-value

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

-

   

11

0.216

0.535

0.203

0.262

0.179

0.296

0.355

0.232

0.292

0.223

0.056

0.230

1

  

p-value

0.010

< 0.001

0.016

0.002

0.034

< 0.001

< 0.001

0.006

< 0.001

0.008

0.514

0.006

-

  

12

0.020

0.429

0.123

0.202

0.185

0.144

0.170

0.217

0.189

0.060

0.031

0.161

0.386

1

 

p-value

0.810

< 0.001

0.147

0.017

0.028

0.090

0.045

0.010

0.025

0.481

0.714

0.057

< 0.001

-

 

13

0.319

0.539

0.141

0.208

0.122

0.225

0.302

0.288

0.286

0.226

0.058

0.264

0.460

0.293

1

p-value

< 0.001

< 0.001

0.096

0.014

0.150

0.008

< 0.001

0.001

0.001

0.007

0.496

0.002

< 0.001

< 0.001

-

14

0.173

0.403

0.165

0.075

0.056

0.160

0.151

0.226

0.124

0.171

0.069

0.182

0.256

0.289

0.565

p-value

0.041

< 0.001

0.052

0.380

0.508

0.059

0.075

0.007

0.143

0.043

0.416

0.032

0.002

0.001

< 0.001

  1. * p < 0.05 (two-tailed)