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. 2021 Mar 2;5(1):e24524. doi: 10.2196/24524

Table 2.

Continuous treatment outcome measures.a

Outcome measure Observed outcomes Contrasts

Pretreatment, mean (SD) Posttreatment, mean (SD) Follow-up, mean (SD) Pre to post Pre to follow-up Post to follow-up




P value Cohen d (95% CI) P value Cohen d (95% CI) P value Cohen d (95% CI)
AFEQTb 66.8 (18.9) 81.0c (17.4) 82.6c (18.3) <.001 0.80 (0.45 to 1.24) <.001 0.72 (0.32 to 1.23) .56 −0.08 (−0.28 to −0.12)
CAQd total 32.5 (10.2) 19.5c (9.2) 18.6c (8.0) <.001 1.43 (0.91 to 1.94) <.001 1.52 (1.07 to 2.05) .67 0.10 (−0.17 to 0.45)
CAQ fear 16.1 (5.8) 9.4c (4.1) 9.3c (3.7) <.001 1.45 (0.88 to 2.00) <.001 1.49 (0.93 to 2.10) .79 0.07 (−0.27 to 0.42)
CAQ avoidance 6.3 (4.3) 3.8c (3.8) 3.1e (2.8) .003 0.68 (0.21 to 1.25) .001 0.75 (0.29 to 1.27) .72 0.08 (−0.15 to 0.33)
CAQ attention 10.1 (3.7) 6.3c (3.1) 6.2c (3.4) <.001 1.12 (0.64 to 1.67) <.001 1.20 (0.71 to 1.73) .72 0.08 (−0.18 to 0.40)
SCLf frequency 19.2 (10.9) 15.8g (9.9) 15.2g (10.2) .013 0.33 (0.09 to 0.78) .01 0.34 (0.07 to 0.70) .91 0.01 (−0.25 to 0.20)
SCL severity 21.2 (6.3) 19.0f (3.6) 19.2f (4.2) .02 0.46 (0.12 to 0.88) .03 0.41 (0.04 to 0.94) .81 −0.04 (−0.32 to 0.18)
AFSSh 10.3 (7.8) 8.1 (6.6) 7.6 (6.5) .08 0.27 (0.02 to 0.72) .09 0.27 (−0.06 to 0.66) .998 0.00 (−0.32 to 0.18)
AFSS health care visits 1.3 (2.0) 0.6g (0.8) 0.2e (0.4) .046 0.56 (0.12 to 0.92) .006 0.82 (0.33 to 1.25) 0.36 0.26 (−0.08 to 0.48)
PHQ-9i 6.1 (5.4) 3.1e (3.3) 3.9g (2.8) .002 0.75 (0.35 to 1.32) .02 0.57 (0.13 to 0.91) .42 −0.18 (−0.52 to 0.11)
GAD-7j 6.1 (5.8) 3.4e (3.1) 3.8 (3.3) .005 0.64 (0.23 to 1.06) .01 0.58 (0.27 to 0.88) .78 −0.06 (−0.35 to 0.27)
PSS-4k 5.7 (3.4) 4.1c (2.4) 4.6 (2.2) .006 0.62 (0.23 to 1.07) .094 0.38 (−0.14 to 0.92) .28 −0.24 (−0.67 to 0.04)
WHODASl 19.0 (17.0) 12.8e (16.8) 11.0e (14.6) .004 0.38 (0.12 to 0.86) .001 0.46 (0.18 to 0.93) .55 0.08 (−0.21 to 0.22)

aWithin-group effect sizes (ES; Cohen d) and P-values are presented for differences between the three assessment points: pretreatment, posttreatment, and 6-month follow-up based on the piecewise linear mixed-model analysis. ES were reported with 95% CIs based on 5000 bootstrap replications.

bAFEQT: Atrial Fibrillation Effect on Quality-of-Life.

cP<.001.

dCAQ: Cardiac Anxiety Questionnaire.

eP<.01.

fSCL: Symptoms Checklist, Frequency and Severity Scale.

gP<.05.

hAFSS: University of Toronto Atrial Fibrillation Severity Scale.

iPHQ-9: Patient Health Questionnaire-9.

jGAD-7: Generalized Anxiety Disorder-7.

kPSS-4: Percieved Stress Scale-4.

lWHODAS: World Health Organization Disability Assessment Schedule.