Table 3.

Literature review strategy using the Embase.com interface

#6	#5 AND ([embase]/lim OR ([medline]/lim NOT ([embase classic]/lim AND [medline]/lim))) AND (‘Article’/it OR ‘Article in Press’/it)	3500
#5	#3 AND #4	8152
#4	checklist:ab,ti OR valida*:ab,ti OR validi*:ab,ti OR verify*:ab,ti OR verifi*:ab,ti OR error:ab,ti OR guideline*:ab,ti OR credib*:ab,ti OR questionnaire*:ab,ti	2,272,728
#3	#1 AND #2	42,232
#2	‘economic model’ OR ‘simulation’/de OR (‘model’/de AND (‘economics’/exp OR ‘economic aspect’/exp)) OR ‘decision tree’/de OR (((model OR modeling OR modelling OR simulation* OR microsimulation*) NEAR/6 (econom* OR pharmacoeconom* OR cost OR costs)):ab,ti) OR ((decision NEAR/3 (analy* OR tree OR trees)):ab,ti) OR ‘discrete event*’:ab,ti OR ‘state transition’:ab,ti OR markov:ab,ti OR (((individual* OR ‘patient level*’) NEAR/3 (sampl* OR simulation*)):ab,ti) OR ((dynamic NEAR/3 transmission*):ab,ti) OR probabilistic*:ab,ti OR ‘partition* survival*’:ab,ti OR ‘he model*’:ab,ti OR ((economic NEAR/1 submission*):ab,ti)	295,055
#1	‘biomedical technology assessment’/exp OR ‘economic evaluation’/exp OR ‘quality adjusted life year’/exp OR ‘program cost effectiveness’/de OR ((technology NEAR/3 assessment*):ab,ti) OR ((economic* NEAR/3 (evaluat* OR value)):ab,ti) OR (((cost OR costs) NEAR/3 (benefit* OR effectiv* OR efficien* OR efficac* OR minim* OR utilit* OR consequen*)):ab,ti) OR ((qualit* NEAR/3 adjust* NEAR/3 (‘life year*’ OR lifeyear*)):ab,ti) OR qaly*:ab,ti OR ‘health econ*’:ab,ti OR pharmacoeconom*:ab,ti	431,838