Men with metabolic syndrome who also have a waist size of 94 cm or larger have a 30% chance of silent heart disease, compared to 20% for those without large waists, according to the study. This finding is from the abstract summary - full study details were not available

Adult males with metabolic syndrome based on National Cholesterol Education Program guidelines have a 73% higher chance of silent heart disease compared to those without, according to the study. This finding is from the abstract summary - full study details were not available

Adult males with metabolic syndrome based on International Diabetes Federation guidelines have a 57% higher chance of silent heart disease compared to those without, according to the study. This finding is from the abstract summary - full study details were not available

Whether metabolic syndrome is defined by National Cholesterol Education Program or International Diabetes Federation guidelines, the rate of silent heart disease is about the same in men, according to the study. This finding is from the abstract summary - full study details were not available

Having a larger waist circumference is the main indicator of metabolic syndrome risk in adults from middle-income countries.

Men with a waist size of 94 cm or larger have a 42% higher chance of having heart disease without symptoms compared to men with smaller waists, according to the study. This finding is from the abstract summary - full study details were not available