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Table 3 Longitudinal Changes in Primary and Secondary Outcomes by Study Arm

From: Longitudinal impacts of an online safety and health intervention for women experiencing intimate partner violence: randomized controlled trial

Outcomes

Non-Tailored Online Tool

Tailored Online Tool

Interaction p-value

Effect Sizea

Baseline

3 months

6 months

12 months

Baseline

3 months

6 months

12 months

Depressive Symptoms

39.15 (21.34)

33.03 (20.38)

30.82 (20.31)

29.83 (21.26)

40.62 (21.00)

33.44 (20.79)

30.47 (22.15)

27.95 (22.50)

.598

−0.18

PTSD Symptoms

51.69 (14.46)

48.93 (14.41)

46.08 (15.49)

44.45 (15.81)

53.00 (14.24)

47.94 (14.91)

45.44 (16.40)

43.29 (16.82)

.269

−0.17

Experiences of Coercive Control

49.93 (9.37)

44.77 (11.93)

42.28 (14.12)

40.94 (14.69)

50.15 (8.80)

43.09 (11.66)

42.04 (14.15)

39.62 (15.73)

.645

−0.17

Helpfulness of safety strategies

3.23 (0.81)

3.29 (0.95)

3.40 (0.97)

3.54 (0.96)

3.21 (0.85)

3.34 (0.85)

3.50 (0.90)

3.55 (0.91)

.420

0.04

Confidence in safety planning for self

65.65 (26.87)

69.66 (23.33)

73.59 (23.76)

76.77 (22.32)

69.02 (23.56)

72.05 (23.87)

76.90 (21.79)

79.55 (21.94)

.927

−0.02

Confidence in safety planning for children

74.82 (29.55)

80.29 (25.73)

76.91 (28.86)

80.55 (24.85)

82.63 (25.62)

81.73 (25.12)

84.39 (21.16)

86.33 (22.39)

.266

−0.07

Mastery

20.87 (5.24)

18.15 (4.25)

19.09 (4.19)

19.97 (4.39)

20.85 (5.62)

18.79 (4.09)

19.42 (4.47)

19.91 (4.42)

.401

−0.01

Social Support

2.62 (0.96)

2.69 (0.96)

2.86 (1.05)

2.89 (1.06)

2.73 (1.06)

2.78 (105)

3.05 (1.11)

3.13 (1.13)

.627

0.13

  1. aEffect size are Cohen’s d with change computed as (12-months – baseline), where d = (change in tailored – change in non-tailored)/baseline pooled sd