Quality of included studies.

ano viewpoint for the analysis stated.
bonly cost of shoes included.
cnot sure whether shared costs were taken into account.
donly direct health care cost included.
ewholesale price or estimated cost of pair of shoes.
festimated costs based on limited published data and expert opinion.
goutcomes in natural units.
hdisability weights of DALY based on consensus of experts, but not on patient's values or preferences.
iall costs and consequences occurred within one year.
jnot sure whether discounting was done.