
Rewear Decision
5 valid or more days
(incl one 8 hr
weekend) with 10+
valid hours?
Are there any
wearing days?
Done, no rewear
requested
Contact participant to
ask for rewear
Contact participant to ask
for rewear
Done, do not ask for
rewear and move on to
next participant
Has participant
completed the
survey?
Contact participant to
assess probability of
successful rewear
Don’t give a participant more
than 2 accelerometers unless
there is a really good reason
and you trust they will do
better the 3
rd
time. This effort
is usually better spent on
recruiting a new participant.
What is the likelihood
that participant can be
replaced?
Contact participant to
assess probability of
successful rewear and
survey completion
Does participant
have believable
reason?
Yes
Yes
Yes
No No No
Kelli L. Cain, San Diego May 2014
Komentarze do niniejszej Instrukcji