Table 5.

Number of challenges that users completed based on whether they identified as having a personal or family history of various health conditions in the <30 Days health risk assessment app.

Health condition		Had condition			Did not have condition			t 52,429 value	Cohen d	P value
		No.	Mean	SD	No.	Mean	SD
Personal
	Depression	16,112	6.97	15.59	36,319	7.01	14.25	0.25	–0.003	.80
	Diabetes	1795	7.87	14.32	50,636	6.97	14.69	–2.56	0.60	.05
	History of heart disease	1581	8.60	19.47	50,850	6.95	14.50	–4.42	0.11	<.001
	History of stroke	688	9.27	21.33	51,743	6.97	14. 56	–4.10	0.15	<.001
	High blood pressure	5079	7.93	14.24	47,362	6.90	14.72	–4.76	0.70	<.001
	High cholesterol	4429	8.24	22.19	48,002	6.88	13.77	–5.87	0.09	<.001
	Renal disease	191	7.95	14.63	52,240	7.00	14.68	–0.90	0.06	.37
	Sleep apnea	3254	7.40	14.78	49,177	6.97	14.67	–1.61	0.03	.11
Family history
	Diabetes	22,177	7.25	16.05	30,254	6.81	13.58	–3.69	0.03	.01
	Heart disease	14,533	7.83	17.57	37,898	6.68	13.39	–6.24	0.11	<.001
	Stroke	9874	7.83	16.19	42,557	6.81	14.293	–4.096	0.15	<.001
	High blood pressure	23,063	7.43	15.52	29,368	6.66	13.97	–5.94	0.05	<.001
	High cholesterol	15,233	7.69	17.69	37,198	6.71	13.24	–6.939	0.07	<.001