Question

On January 1st, 2006, healthy men beginning highly stressful jobs in LA County, CA, were enrolled in a follow-up study of the relationship between job stress and hypertension, medical histories and physical exams revealed that all subjects were normotensive at the time. The study was concluded on 12/31/200. Authors reported 10 men developed hypertension after 6 months, 15 additional men developed hypertension after 1 year, 20 additional men developed hypertension after 18 months and 100 men who had not developed hypertension withdrew after 1 year. what are the incidence density and cumulative incidence? compare.  Note, you can use person-years or person-months as a person-time unit

Answer 1

ANSWER.

THE INCIDENT RATE IS A MEASURE OF THE NUMBER OF NEW CASES IN PER UNIT OF TIME

CUMULATIVE INCIDENT WHICH MEASURES THE NUMBER OF NEW CASES PER PERSON IN THE POPULATION OVER A DEFINED PERIOD OF TIME.

THE INCIDENT DENSITY WAS THE NUMBER OF NEW CASES OF A GIVEN DISEASE DURING A GIVEN PERIOD ON SPECIFIC POPULATION.

RELATIONSHIP BETWEEN STRESS AND HIGH BLOOD PRESSURE.

OUR BODY PRODUSES A SURGE OF HORMONES

WHEN YOU'RE IN A STRESSFULL SITUATION.

THIS HORMONES TEMPORARILY INCRESES YOUR BLOOD PRESSURE BY CAUSING YOUR HEART TO BEAT FASTER AND YOUR BLOOD VESSELS TO NARROW. BUT REACTING TO STRESS IN UNHEALTHY WAYS CAN INCRESE YOUR RISK OF HIGH BP.