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Table 4 Effect size (d) estimates of change in participant baseline and follow-up measures

From: AIR therapy: a pilot study of a clinician-assisted e-therapy for adolescents with borderline personality disorder

Measure

Baseline (SD)

Follow-up (SD)

df

t

p

d

BPD symptom severity (1–6)

3.6 (0.9)

2.9 (0.9)

11

3.4

0.003*

0.99

Mental Health

29.3 (17.2)

41.3 (17.6)

11

3.4

0.004*

0.99

Quality of life

49.1 (21.5)

52.7 (25.3)

11

0.6

0.295

0.17

Health satisfaction

45.4 (14.4)

57.5 (16.6)

11

2.9

0.008*

0.82

Overall health

50.8 (14.9)

56.7 (18.3)

11

0.9

0.205

0.25

Interference with daily life

66.4 (21.0)

58.6 (21.9)

11

1.4

0.095

0.42

  1. Note. *Significant at p <.05 after applying Bonferroni-Holm correction for multiple comparisons [47]. Mental health was measured by the MHI-5 [40]. Quality of life, health satisfaction, overall health and interference with daily life were measured by individual items on the WHO-QOL Bref [35]