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. 2021 Apr 7;23(4):e21466. doi: 10.2196/21466

Table 3.

Means, standard deviations, and effect sizes (Cohen d) with confidence intervals.

Measures and condition Intention to treat, mean (SD) Completers, mean (SD) Effect size (95% CI)

Pretreatment (n=63) Posttreatment (n=63) Pretreatment (n=63) Posttreatment (n=54) Within-group prepost Between-group posttreatment
CBIa






Intervention 51.94 (12.79) 46.39 (13.78) 51.94 (12.79) 46.28 (13.92) 0.41 (–0.09 to 0.92) –0.7 (–1.2 to –0.19)

Wait-list 55.84 (12.44) 56.99 (16.22) 55.84 (12.44) 57.34 (16.1) 0.13 (–0.36 to 0.62)
PHQ-9b






Intervention 9.32 (4.42) 8.23 (4.79) 9.32 (4.42) 7.84 (4.78) 0.24 (–0.27 to 0.73) –0.69 (–1.19 to –0.17)

Wait-list 10.41 (5.36) 12.05 (6.2) 10.41 (5,36) 12.14 (6.28) –0.28 (–0.77 to 0.21)
GAD-7c






Intervention 8.19 (4.34) 6.83 (4.28) 8.19 (4.34) 6.48 (4.12) 0.32 (–0.19 to 0.81) –0.74 (–1.24 to –0.22)

Wait-list 9 (4.95) 10.77 (6.14) 9 (4.95) 10.9 (6.25) –0.32 (–0.81 to 0.18)
PSS-14d






Intervention 27.03 (5.97) 21.83 (6.84) 27.03 (5.97) 21.08 (6.21) 0.81 (0.28 to 1.32) –1.06 (–1.57 to –0.52)

Wait-list 29.28 (7.89) 30.07 (8.58) 29.28 (7.89) 30.69 (8.3) –0.10 (–0.58 to 0.40)
BBQe






Intervention 45.26 (22.32) 56.69 (25.04) 45.26 (22.32) 58.44 (25.18) –0.48 (–0.98 to 0.03) 0.8 (0.28 to 1.30)

Wait-list 41.75 (23.19) 37.77 (22.18) 41.75 (23.19) 37.14 (21.78) 0.18 (–0.32 to 0.66)
WHO-5f






Intervention 34.97 (12.04) 48.66 (19.72) 34.97 (12.04) 49.92 (19.8) –0.8 (–1.3 to –0.3) 0.85 (0.32 to 1.35)

Wait-list 32.75 (16.52) 32.72 (17.84) 32.75 (16.52) 32.55 (17.75) 0 (–0.50 to 0.49)

aCBI: Caregiver Burden Inventory.

bPHQ-9: Patient Health Questionnaire-9.

cGAD-7: Generalized Anxiety Disorder-7.

dPSS-14: Perceived Stress Scale-14.

eBBQ: The Brunnsviken Brief Quality of Life Scale.

fWHO-5: The World Health Organization-Five Well-Being Index.