Table 3.

Results of linear mixed model for all outcome variables: perceived stress, coping self-efficacy with subscales, and burnout symptoms with subscales after 6 months of monthly 1-week app use.

Variable			Unstandardized beta coefficient, b (SE: 95% CI)		P value		Cohen d
Perceived stress			–0.38 (–0.15; 0.67 to –0.09)		.01		0.50
Total coping self-efficacya			0.40 (0.22; –0.03 to 0.83)		.07		0.37
	Problem-focused coping	0.42 (0.21; 0 to 0.85)		.049		0.42
	Emotion-focused coping	0.52 (0.30; –0.08 to 1.11)		.09		0.17
	Social support coping	0.24 (0.33; –0.41 to 0.89)		.47		0.29
Total burnout symptomsb			–0.31 (0.10; –0.51 to –0.12)		.002		0.63
	Exhaustion	–0.38 (0.15; –0.68 to –0.08)		.02		0.50
	Mental distance	–0.22 (0.14; –0.48 to 0.05)		.11		0.34
	Emotional impairment	–0.42 (0.13; –0.68 to –0.16)		.002		0.69
	Cognitive impairment	–0.24 (0.13; –0.49 to 0.01)		.06		0.41

^aTotal score of all 13 items on the Coping Self-Efficacy Scale.

^bTotal scores of all 12 items on the Burnout Assessment Tool.