Table 5 Subgroup analyses

Age

0.008/0.054

0.70/4.80

0.407/0.031

BMI

0.007/0.026

0.28/1.11

0.758/0.335

Comorbidity

0.001/0.0002

0.11/0.20

0.740/0.652

Combined Painfree ROM

0.326/0.249

38.81/27.66

< 0.0001/< 0.0001

Strength (operated side)

0.083/0.099

7.56/9.18

0.007/0.003

Smoking

0.030/0.038

2.55/3.30

0.114/0.073

Mechanism of injury

0.010/0.064

0.22/1.44

0.884/0.238

Hand dominance

0.007/0.007

0.59/0.29

0.445/0.746

Affected side

0.043/0.024

1.88/1.03

0.159/0.363

Side operated on

0.011/0.001

0.94/0.10

0.336/0.753

Symptoms duration

0.007/0.001

0.62/0.10

0.424/0.754

Concurrent osteoarthritis

0.030/0.010

2.77/0.85

0.099/0.359

Level of pathology

0.006/0.086

0.97/7.82

0.325/0.006

Size of full-thickness tear

0.024/0.005

0.53/0.12

0.594/0.886

Use of medication

0.048/ 0.008

4.22/ 0.71

0.043/ 0.402

Work Status (work-related injury)

0.059/0.080

5.18/7.25

0.025/0.009

Participation limitation

0.338/0.430

21.02/31.07

< 0.0001/< 0.0001

Expectations with respect to improved pain

0.001/0.060

0.12/2.56

0.726/0.083

Expectations with respect to improved ROM

0.102/ 0.001

4.57/ 0.11

0.013/ 0.739

Expectations with respect to improved ADL

0.227/ 0.025

12.05/ 0.99

< 0.0001/ 0.376

Expectations with respect to improved interaction and providing care

0.125/0.094

5.59/4.05

0.005/0.021

Expectations with respect to return to work

0.130/0.163

3.99/5.07

0.011/0.003

Expectations with respect to return to sports

0.012/0.036

0.48/1.45

0.618/0.240

Expectations with respect to achieving full recovery

0.008/0.042

0.36/1.79

0.697/0.174