You enrolled 6,500 men in 2005 and followed them for 10 years. Liver cancer is your outcome; none of the men had liver cancer at the start of the study. Of those men who drank alcohol daily (n=2,000) starting in 1990, 50 were diagnosed with liver cancer during the 10-year period. Of those who abstained from alcohol in 2005

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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You enrolled 6,500 men in 2005 and followed them for 10 years. Liver cancer is your outcome; none of the men had liver cancer at the start of the study. Of those men who drank alcohol daily (n=2,000) starting in 1990, 50 were diagnosed with liver cancer during the 10-year period. Of those who abstained from alcohol in 2005, 50 had liver cancer diagnosed during the 10-year period. Nobody died or was lost to follow up during the study period.

  1. 2x2 table

    Liver Cancer

    No liver Cancer

    Total

    Drink Alcohol

    50

    1950

    2000

    Did not drink

    50

    4450

    4500

    Total

    100

    6400

    6500

  2. Find the incidence rate per 100,000 of liver cancer for each group
  3. Daily drinkers?
  4. abstainers?
  5. total group?                                                                                         .Find the prevalence of drinking daily in this entire group of study participants. Show formula/work. ?
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