Table 6.

Baseline and follow-up (9 weeks later) test of significance of the results for participants’ anxiety, depression, and behavioral and emotional symptom scores following their use of the Clear Fear app in this uncontrolled pre– and post–follow-up study to evaluate the app’s usability, acceptability, safety, and effectiveness in helping young people manage symptoms of anxiety using the principles of cognitive behavioral therapy.

Outcome measure			Test of significance		P value
Probable anxiety disorder (GAD-7a total)			t36=2.6 (95% CI 0.41-3.53)		.01
Probable depression (short MFQb total)			z=2.3c		.02
Behavioral and emotional difficulties (SDQd total)			t47=4.5 (95% CI 3.67-9.65)		<.001
	Emotional problems	t47=4.5 (95% CI 1.14-2.99)		<.001
	Conduct problems	t47=4.2 (95% CI 0.64-1.82)		<.001
	Hyperactivity	t47=2.3 (95% CI 0.11-1.59)		.02
	Peer problems	t47=1.6 (95% CI 0.39-1.61)		.002

^aGAD-7: 7-item Generalized Anxiety Disorder scale.

^bMFQ: Mood and Feelings Questionnaire.

^cZ score from Wilcoxon signed rank test.

^dSDQ: Strengths and Difficulties Questionnaire.