A study is conducted to evaluate risk factors for incident hypertension. All participants are free of hypertension at the start of the study and are followed for 4 years at which time they are re-assessed for hypertension. Risk factors are measured in all participants at the start of the study. A total of participants enroll and 1123 develop hypertension over 4 years. The following table displays the numbers of participants who develop hypertension by gender and age group.

A. What is the relative risk for hypertension in women 50+ years vs. women < 50?

B. What is the relative risk for hypertension in men 50+ vs. men <50?

Women develop hyper do not develop total

age 50+ 255 237 492

< 50 241 916 1157

total 496 1153 1649

Men do dont total

50+ 283 188 471

<50 344 718 1062

Total 627 906 1533