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Table 4 Sleep parameters compared with patient reported pain, ROM, and clinical function after surgery

From: Preoperative sleep quality affects postoperative pain and function after total joint arthroplasty: a prospective cohort study

Variable

TKA

THA

PSQI

ESS

Sleep quality

PSQI

ESS

Sleep quality

r value

p value

r value

p value

r value

p value

r value

p value

r value

p value

r value

p value

Preoperation

 VAS-night

0.123

0.008

− 0.056

0.226

− 0.087

0.060

0.111

0.011

0.071

0.107

0.049

0.264

 VAS-ambulation

0.118

0.010

0.039

0.403

0.005

0.916

0.120

0.006

0.033

0.451

− 0.006

0.898

 ROM°

− 0.033

0.470

0.027

0.553

0.051

0.269

− 0.038

0.381

− 0.034

0.432

− 0.011

0.798

 KSS/HHS

− 0.030

0.510

0.020

0.665

− 0.007

0.887

− 0.134

0.002

− 0.098

0.025

0.096

0.028

POD1

 VAS-night

0.098

0.034

0.060

0.195

− 0.037

0.425

0.120

0.006

0.059

0.176

0.020

0.655

 VAS-ambulation

0.127

0.006

0.018

0.692

− 0.099

0.031

0.088

0.043

0.060

0.169

− 0.006

0.893

 ROM°

− 0.149

0.001

0.040

0.382

0.129

0.005

− 0.065

0.140

− 0.093

0.034

− 0.037

0.402

 KSS/HHS

− 0.209

0.001

− 0.101

0.029

0.076

0.100

− 0.186

0.000

− 0.081

0.065

0.086

0.050

POD3

 VAS-night

0.111

0.016

0.072

0.118

− 0.077

0.094

0.133

0.002

0.019

0.662

− 0.095

0.030

 VAS-ambulation

0.119

0.009

0.108

0.019

− 0.049

0.289

0.101

0.021

− 0.014

0.745

− 0.008

0.849

 ROM°

0.031

0.498

0.027

0.558

0.029

0.527

− 0.002

0.969

0.000

0.994

− 0.058

0.185

 KSS/HHS

− 0.054

0.239

− 0.088

0.057

− 0.034

0.461

− 0.123

0.005

− 0.029

0.507

0.071

0.103

POD14

 VAS-night

− 0.057

0.220

0.004

0.934

0.072

0.117

0.106

0.016

0.096

0.028

0.017

0.702

 VAS-ambulation

0.029

0.536

0.009

0.840

− 0.043

0.352

0.033

0.445

0.006

0.895

0.037

0.399

 ROM°

0.005

0.918

− 0.005

0.918

− 0.004

0.934

− 0.032

0.461

− 0.119

0.007

− 0.021

0.627

 KSS/HHS

0.042

0.366

0.003

0.954

− 0.022

0.636

− 0.059

0.176

− 0.028

0.527

− 0.053

0.224

POM3

 VAS-night

0.048

0.295

− 0.027

0.552

− 0.054

0.238

− 0.051

0.244

− 0.004

0.923

− 0.050

0.255

 VAS-ambulation

− 0.072

0.120

− 0.091

0.049

0.044

0.345

− 0.048

0.270

− 0.030

0.491

− 0.046

0.295

 ROM°

− 0.067

0.145

− 0.014

0.754

− 0.004

0.934

− 0.028

0.518

− 0.025

0.573

0.079

0.071

 KSS/HHS

− 0.014

0.757

− 0.035

0.443

0.039

0.402

0.017

0.704

0.059

0.178

0.012

0.778

Satisfaction

0.011

0.812

0.009

0.840

0.022

0.636

− 0.011

0.810

0.073

0.093

0.010

0.828

LOS

0.367

0.000

0.097

0.036

− 0.171

0.000

0.268

0.000

0.115

0.008

− 0.095

0.030

  1. TKA total knee arthroplasty, THA total hip arthroplasty, ROM range of motion, VAS visual analog scale, HHS Harris hip score, KSS knee society score, POD postoperative day, POM postoperative month, PSQI the Pittsburgh Sleep Quality Index, ESS Epworth Sleepiness Scale, LOS length of stay. Significant p values appear in italics