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Table 15 Spearman’s rho correlations for domains of the OARS and SF-36v2 acute health domain scores at days 7, 14 and 6 weeks

From: Development of a patient-reported outcome measure (PROM) and change measure for use in early recovery following hip or knee replacement

 

Physical Functioning

Role-Physical

Bodily Pain

General Health

Vitality

Social Functioning

Role- Emotional

Mental Health

Correlations Day 7

 Spearman’s rho

Pain

Correlation

.388

.285

.505

.407

.443

.349

.410

.453

Nausea and feeling unwell

Correlation

.259

.262

.226

.367

.409

.255

.359

.402

Fatigue and sleep

Correlation

.269

.355

.454

.249

.420

.368

.368

.358

Improving function and mobility

Correlation

.413

.295

.369

.272

.271

.263

.207

.289

Correlations Day 14

 Spearman’s rho

Pain

Correlation

.426

.412

.556

.331

.497

.458

.460

.479

Nausea and feeling unwell

Correlation

.287

.298

.398

.380

.444

.287

.379

.438

Fatigue and sleep

Correlation

.278

.322

.477

.231

.376

.332

.311

.355

Improving function and mobility

Correlation

.542

.335

.409

.439

.390

.310

.360

.409

Correlations 6 weeks

 Spearman’s rho

Pain

Correlation

.481

.454

.659

.318

.569

.490

.468

.497

Nausea and feeling unwell

Correlation

.379

.400

.403

.387

.573

.369

.488

.499

Fatigue and sleep

Correlation

.403

.432

.536

.262

.604

.406

.353

.422

Improving function and mobility

Correlation

.486

.517

.537

.370

.437

.419

.413

.394