Table 1.

Types and elements of economic evaluations for preventing cardiovascular disease by reducing sodium intake published during the period of January 2011 to March 2013

Lead author/country	Cost analysis	Cost-effectiveness analysis	Cost-utility analysis	Cost of illness
Gase/US [36]	√			√ X
Barton/UK [37]		√ X		√
Martikainen/Finland [38]	√	√ X	√	√
Ha/Vietnam [39]	√	√ X
Cobiac/Auatralia [40]	√	√ X		√
Ferrante/Argentina [41]	√		√ X	√

√ denotes that this type of economic evaluation was included in the study.

X denotes the main type of economic evaluation in the study.

No studies used cost-benefit analysis.