Table 3 Association of DJS use on outcomes changes for patients who underwent TKR or THR

Change in EQ-5D

Patients who underwent a TKR

Sex

−0.031 (0.024)

0.200

−0.079 to 0.017

Age

0.003 (0.001)

0.026*

0.000 to 0.006

CCI

−0.004 (0.004)

0.315

−0.014 to 0.004

Pre-operative EQ-5D

−0.259 (0.037)

< 0.001***

− 0.333 to − 0.186

DJS

0.070 (0.032)

0.039*

0.004 to 0.135

Patients who underwent a THR

Sex

0.048 (0.027)

0.075

−0.005 to 0.102

(Age/10)

0.253 (0.086)

0.005**

0.080 to 0.427

(Age/10)²

−0.020 (0.007)

0.005**

−0.033 to − 0.006

CCI

−0.016 (0.003)

< 0.001***

−0.022 to − 0.010

Pre-operative EQ-5D

−0.337 (0.039)

< 0.001***

−0.416 to − 0.258

DJS

0.114 (0.026)

< 0.001***

0.061 to 0.166

Change in OKS/OHS

Patients who underwent a TKR

Sex

−1.651 (1.293)

0.202

−4.189 to 0.887

Age

0.188 (0.067)

0.005**

0.056 to 0.321

CCI

−0.097 (0.188)

0.606

− 0.466 to 0.272

Pre-operative OKS

−0.062 (0.096)

0.519

−0.255 to 0.130

DJS

5.016 (1.429)

< 0.001***

2.211 to 7.820

Patients who underwent a THR

Sex

1.104 (0.990)

0.271

−0.891 to 3.099

Age/10

4.152 (1.791)

0.025*

0.540 to 7.764

(Age/10)³

−0.033 (0.014)

0.021*

−0.062 to − 0.005

((CCI + 1)/10)⁻²

0.040 (0.009)

< 0.001***

0.022 to 0.057

Pre-operative OHS

−0.179 (0.056)

0.002**

−0.291 to − 0.067

DJS

4.106 (0.937)

< 0.001***

2.257 to 5.955