Table 2: Clinical scenarios in which polygenic risk score

may modify decision-making in primary prevention.

Recommendation

Class

Level

Use of PRS in young adults with family history of premature coronary artery disease

IIa

B

Use of PRS in individuals with intermediate risk and therapeutic uncertainty

IIa

B

Use of PRS to support intensification of lipid-lowering strategies in primary prevention

IIb

B

PRS should not be used as a standalone decision-making tool

III

C

Validation of PRS in the Mexican population prior to widespread implementation

I

C

PRS = Polygenic Risk Score.

Classification of recommendations and levels of evidence adapted from the European Society of Cardiology (ESC) Guidelines.6,7,16