Increase in TB cases from the mid-1980s

Question 1
What factors might have contributed to the increase in TB cases from the mid-1980s to 1992?
Question 2
A. In 2007, which group had the greatest number of TB cases?
B. Does this mean that males 44-65 years of age are at greatest risk for developing TB?
Question 3
A. Estimated population values and the number of new TB cases reported to the CDC appear in Table 2 below. Use this data to calculate the TB (incidence rates) case rates for years 2000 to 2007.
B. Describe the trend in TB incidence rates over time.
Question 5
A. Which group has the highest incidence rate of TB in 2007?
B. Why do you think this age group has the highest TB case (incidence) rate of TB?
C. Is your answer for question 5a different from your answer for question 2a? If so, justify why your answer is different?
Question 6
Describe the change in TB case (incidence) rates presented in Table 4 below.