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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