Table 1.

Study procedures

Study period
	Enrollment	Intervention									Follow-up
Week	0	1	2	3	4	5	6	8	10	12	24
Informed consent	X
Eligibility screen	X
Actigraphy	X						X			X	X
CGM	X						X			X	X
A1C	X						X			X	X
Questionnaires	X						X			X	X
Randomization	X
SleepOpt		X	X	X	X		X	X	X	X	X
Control		X	X	X	X		X	X	X	X	X
Post-program evaluation										X