Table 1:

Timeline of Wellness Champions for Change study within a school district

	School Year 0			School Year 1: Intervention				School Year 2: Maintenance
	Jan-Mar	Apr-Jun	Jul-Sept	Oct-Dec	Jan-Mar	Apr-Jun	Jul-Sept	Oct-Dec	Jan-Mar	Apr-Jun	July-Sept
District and School Recruitment	X
Student Recruitment		X
Spring Baseline data collection (T0)		X
Randomization			X
WCC Training (A and B Schools)			X
Fall check-in data collection (T1)				X
WCC-S (A schools) or AHC (B, C schools) implementation				X	X	X
WCC TA (A, B schools) implementation				X	X	X
Process data collection				X	X	X
Spring follow-up data collection (T2)						X
WCC-S Delayed (B, C schools)						X
Fall check-in data collection (T3)								X
Spring follow-up data collection (T4)										X
WCC Delayed (C schools)											X