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1
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S2 Appendix
Box A. Descriptions of each of the five interventions, by study group
Interven Size of
tion
container
type:
study
group
Participants
saw an image
with four
sugarsweetened
beverages
containers and
colour coded
“tick” and
“cancel” signs,
which indicated
that only small
containers will
be available.
Consci
ous
Shape of
container
Participants
saw an image
with two sugarsweetened
beverages cans
and colour
coded “tick”
and “cancel”
signs, which
indicated that
the tall and
narrow can will
be available,
whereas the
shorter and
wider can will
not.
This new
This new
policy would
policy would
work like this:
work like this:
-The size of
-The shape of
sugary drinks
sugary drinks
containers (e.g., containers (e.g.,
bottles & cans) bottles & cans)
will be limited will be made
to smaller
taller and
versions
narrower
-Changing the
-Changing the
size of
shape of
containers for
containers for
sugary drinks
sugary drinks
means people
means people
will tend to
will tend to
drink less
drink less
-People will be -People will be
conscious (i.e.
conscious (i.e.
aware) of how
aware) of how
this change in
this change in
container size
container shape
Location of
Increased
sugary drinks taxation
Health
education
Participants
saw an image
with several
empty shelves
and colour
coded “tick”
and “cancel”
signs, which
indicated that
sugarsweetened
beverages will
not be placed
at eye-level.
Participants
saw three
bottles of
sugarsweetened
beverages and
arrow marks
and currency
symbols,
which
indicated
prices will
increase.
Participants
saw an image
of five sugarsweetened
beverages
containers and
the quantity of
sugar they each
contain.
This new
policy would
work like this:
-Sugary drinks
will be placed
so that they
are not at
customers'
eye-level
-Changing the
location of
sugary drinks
means people
will tend to
drink less
-People will
be conscious
(i.e. aware) of
how this
change in
location
makes them
This new
policy would
work like this:
-There will be
an extra tax on
sugary drinks
so they will
cost more to
buy
-Changing the
price of sugary
drinks means
people will
tend to drink
less
-People will be
conscious (i.e.
aware) of how
this change in
price makes
them drink
less
This new
policy would
work like this:
-There will be a
health
education
campaign (e.g.
adverts,
posters) about
the harmful
effects of
sugary drinks
-Health
education on
the effects of
sugary drinks
means people
will tend to
drink less
-People will be
conscious (i.e.
aware) of how
2
makes them
drink less
-People will
still be able to
drink as much
as they like
makes them
drink less
-People will
still be able to
drink as much
as they like
drink less
-People will
still be able to
drink as much
as they like
-People will
still be able to
drink as much
as they like
this education
campaign
makes them
drink less
-People will
still be able to
drink as much
as they like
This new
This new
This new
This new
This new
Nonpolicy
would
policy
would
policy
would
policy
would
policy would
conscio
work like this:
work like this:
work like this: work like this: work like this:
us
-The size of
-The shape of
-Sugary drinks -There will be -There will be a
sugary drinks
sugary drinks
will be placed an extra tax on health
containers (e.g., containers (e.g., so that they
sugary drinks
education
bottles & cans) bottles & cans) are not at
so they will
campaign (e.g.
will be limited will be made
customers'
cost more to
adverts,
to smaller
taller and
eye-level
buy
posters) about
versions
narrower
-Changing the -Changing the the harmful
-Changing the
-Changing the
location of
price of sugary effects of
size of
shape of
sugary drinks drinks means
sugary drinks
containers for
containers for
means people people will
-Health
sugary drinks
sugary drinks
will tend to
tend to drink
education on
means people
means people
drink less
less
the effects of
will tend to
will tend to
-People will
-People will
sugary drinks
drink less
drink less
not be
not be
means people
-People will not -People will not conscious (i.e. conscious (i.e. will tend to
be conscious
be conscious
not aware) of
not aware) of
drink less
(i.e. not aware) (i.e. not aware) how this
how this
-People will not
of how this
of how this
change in
change in
be conscious
change in
change in
location
price makes
(i.e. not aware)
container size
container shape makes them
them drink
of how this
makes them
makes them
drink less
less
education
drink less
drink less
-People will
-People will
campaign
-People will
-People will
still be able to still be able to makes them
still be able to
still be able to
drink as much drink as much drink less
drink as much
drink as much
as they like
as they like
-People will
as they like
as they like
still be able to
drink as much
as they like
This new
This new
This new
This new
Control This new
policy would
policy would
policy would
policy would
policy would
group
work like this:
work like this:
work like this: work like this: work like this:
-The size of
-The shape of
-Sugary drinks -There will be -There will be a
sugary drinks
sugary drinks
will be placed an extra tax on health
containers (e.g., containers (e.g., so that they
sugary drinks
education
bottles & cans) bottles & cans) are not at
so they will
campaign (e.g.
will be limited will be made
customers'
cost more to
adverts,
to smaller
taller and
eye-level
buy
posters) about
versions
narrower
-Changing the -Changing the the harmful
-Changing the
-Changing the
location of
price of sugary effects of
3
size of
containers for
sugary drinks
means people
will tend to
drink less
-People will
still be able to
drink as much
as they like
3
4
5
6
7
8
9
shape of
containers for
sugary drinks
means people
will tend to
drink less
-People will
still be able to
drink as much
as they like
sugary drinks
means people
will tend to
drink less
-People will
still be able to
drink as much
as they like
drinks means
people will
tend to drink
less
-People will
still be able to
drink as much
as they like
sugary drinks
-Health
education on
the effects of
sugary drinks
means people
will tend to
drink less
-People will
still be able to
drink as much
as they like