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Table 3 Correlation Matrix for 11 Questions loading onto at least one component

From: Validation of the Intermountain patient perception of quality (PPQ) survey among survivors of an intensive care unit admission: a retrospective validation study

 

phcc

phsk

phex

nucc

nusk

nufl

nuex

nuco

clpn

clbe

ovcs

phcc

Pearson

1

.754

.762

.450

.463

.473

.477

.451

.470

.483

.552

N

5294

5190

5140

5284

5229

5180

5201

5197

4911

5263

5288

phsk

Pearson

.754

1

.701

.453

.492

.444

.472

.452

.455

.493

.542

N

5190

5273

5128

5262

5217

5165

5175

5172

4897

5248

5268

phex

Pearson

.762

.701

1

.422

.438

.440

.502

.447

.444

.468

.521

N

5140

5128

5221

5211

5156

5111

5137

5130

4842

5192

5215

nucc

Pearson

.450

.453

.422

1

.698

.705

.706

.732

.525

.593

.695

N

5284

5262

5211

5666

5585

5514

5550

5538

5236

5613

5657

nusk

Pearson

.463

.492

.438

.698

1

.648

.699

.675

.509

.556

.633

N

5229

5217

5156

5585

5597

5457

5496

5476

5178

5549

5588

nufl

Pearson

.473

.444

.440

.705

.648

1

.666

.737

.545

.579

.670

N

5180

5165

5111

5514

5457

5524

5437

5446

5127

5490

5516

nuex

Pearson

.477

.472

.502

.706

.699

.666

1

.713

.508

.554

.647

N

5201

5175

5137

5550

5496

5437

5562

5471

5146

5512

5553

nuco

Pearson

.451

.452

.447

.732

.675

.737

.713

1

.543

.581

.673

N

5197

5172

5130

5538

5476

5446

5471

5547

5137

5511

5538

clpn

Pearson

.470

.455

.444

.525

.509

.545

.508

.543

1

.570

.596

N

4911

4897

4842

5236

5178

5127

5146

5137

5247

5205

5242

clbe

Pearson

.483

.493

.468

.593

.556

.579

.554

.581

.570

1

.698

N

5263

5248

5192

5613

5549

5490

5512

5511

5205

5626

5616

ovcs

Pearson

.552

.542

.521

.695

.633

.670

.647

.673

.596

.698

1

N

5288

5268

5215

5657

5588

5516

5553

5538

5242

5616

5667

  1. All correlations significant at p < 0.001 level (2-tailed).