Table 3 Efficacy of social media-based bibliotherapy

Mental health

16.18 (1.44)

16.52 (1.58)

6.834

0.009

9.031

0.003

8.918

0.003

‒ Stress

7.42 (0.53)

7.67 (0.59)

4.339

0.037

1.828

0.176

4.198

0.040

‒ Anxiety

3.90 (0.46)

4.15 (0.50)

4.934

0.026

4.221

0.040

7.667

0.006

‒ Depression

4.86 (0.58)

4.71 (0.61)

8.435

0.004

14.880

< 0.001

9.127

0.003

Caregiving appraisal

82.82 (1.85)

83.21 (1.95)

2.523

0.112

2.595

0.107

3.083

0.079

‒ Caregiving impact

14.26 (0.46)

14.23 (0.49)

0.042

0.838

0.023

0.880

0.012

0.914

‒ Caregiving mastery

13.90 (0.32)

13.69 (0.29)

5.111

0.024

0.055

0.814

1.023

0.312

‒ Caregiving satisfaction

17.37 (0.50)

17.51 (0.38)

0.055

0.814

0.346

0.556

0.211

0.646

‒ Caregiving burden

36.19 (1.12)

35.78 (1.16)

3.881

0.049

5.662

0.017

4.954

0.026

Health-related quality of life

‒ Physical component scale

43.88 (1.30)

39.89 (0.85)

0.105

0.746

3.613

0.057

1.227

0.268

‒ Mental component scale

36.89 (1.24)

38.02 (1.10)

5.854

0.016

6.302

0.012

3.634

0.057

Psychological well-being

77.84 (1.70)

77.60 (1.50)

1.083

0.298

0.244

0.622

0.521

0.470

‒ Positive relations with others

12.96 (0.36)

13.29 (0.32)

2.810

0.094

1.892

0.169

1.353

0.245

‒ Autonomy

12.10 (0.31)

12.26 (0.28)

0.024

0.878

1.143

0.285

0.921

0.337

‒ Environmental mastery

13.42 (0.35)

13.14 (0.32)

0.080

0.777

2.348

0.125

0.301

0.583

‒ Personal growth

13.85 (0.37)

13.78 (0.32)

1.257

0.262

0.050

0.823

0.009

0.923

‒ Purpose in life

12.79 (0.36)

12.69 (0.30)

0.509

0.476

0.006

0.938

0.189

0.664

‒ Self-acceptance

12.73 (0.35)

12.41 (0.33)

1.183

0.277

0.081

0.776

2.332

0.127