Table 3 Oblique rotation of 5 components with final 20 items and item reliability

36. I listened to others carefully in the group

.898

.905

.053

.254

.017

.163

-.021

.223

-.038

.028

30. I paid attention to what others said in the group

.872

.859

-.161

.067

.071

.175

.042

.266

.015

.053

35. I expressed my thoughts clearly in the group

.505

.547

.288

.374

-.313

-.096

.040

.186

.253

.278

33. I could remember what was said in the group

.462

.527

.267

.384

-.145

.054

.049

.203

.224

.278

29. In the group, I realised how much my behavioural problems have improved

-.205

-.011

.727

.717

.056

.244

.052

.099

.076

.225

19. I understood the reasons for my behaviour in the group

.016

.190

.665

.712

.095

.295

.003

.107

.086

.239

21. In the group, I understood better how I usually deal with my problems

.093

.257

.605

.679

.155

.344

-.010

.114

.057

.214

23. I learned how to manage good ineractinos with others in the group

.235

.352

.578

.571

.127

.220

-.032

.074

-.463

-.310

9. I met new and positive people in the group

-.034

.091

.045

.246

.759

.769

-.027

.084

.036

.198

8. I built relationships of trust with others in the group

.065

.220

.124

.348

.696

.763

.044

.185

.078

.256

5. I was helped by others in the group.

-.087

.027

.109

.298

.557

.632

-.070

.033

.334

.460

6. I socialised with others in the group

.306

.465

.048

.268

.520

.597

.272

.424

-.119

.042

*18. I hid my feelings in the group

.011

.217

-.199

-.059

.104

.187

.877

.875

.028

.094

*38. I found it difficult to express my thoughts clearly in the group

.005

.258

.098

.195

.010

.156

.871

.881

-.047

.057

*16. I was afraid to express my opinion in the group

.083

.294

-.057

.061

-.025

.103

.853

.867

.025

.094

*13. It was hard for me to talk about my problems in the group

-.123

.122

.186

.225

-.101

.048

.824

.798

-.012

.075

2. I met people in the group who were experiencing the same problems as me

-.042

-.011

-.013

.126

.061

.189

-.065

-.002

.705

.706

1. Within the group I shared my personal experiences and life problems.

.193

.319

.124

.330

.077

.293

.186

.320

.599

.669

17. I talked with others about my suffering in the group

.067

.144

.066

.253

.220

.365

-.028

.084

.579

.639

12. I was able to recognise my feelings in the group

.057

.226

.477

.615

.136

.367

.050

.180

.409

.541

Eigenvalue

5.27

2.69

1.79

1.28

1.15

Proportion of explained common variance (%)

26.3

13.4

8.9

6.4

5.8

Reliability estimate+

.902

.830

.813

.928

.793

Cronbach’s alpha

.742

.702

.753

.845

.725

Cronbach’s alpha- standardised items

.743

.702

.759

.845

.730