The performance of personal and business investments is measured as a percentage, return on investment. What type of variable is return on investment?
January 17, 2018
Summarize the significance of both historical and current factors that influence health and disease in developed international countries and/or developing third world countries by creating a timeline that identifies the critical economic, socio-political, and cultural events that have shaped that country’s current health and disease status Select one developed and one developingcountry of your choice and plan to go back 100 years to the present
January 17, 2018

What are the frequency and percentage of the COPD patients in the severe airflow limitation group who are employed in the Eckerblad et al. (2014) study?

  1. What are the frequency and percentage of the COPD patients in the severe airflow limitation group who are employed in the Eckerblad et al. (2014) study?

  2. What percentage of the total sample is retired? What percentage of the total sample is on sick leave?

  3. What is the total sample size of this study? What frequency and percentage of the total sample were still employed? Show your calculations and round your answer to the nearest whole percent.

  4. What is the total percentage of the sample with a smoking history—either still smoking or former smokers? Is the smoking history for study participants clinically important? Provide a rationale for your answer.

  5. What are pack years of smoking? Is there a signifi cant difference between the moderate and severe airfl ow limitation groups regarding pack years of smoking? Provide a rationale for your answer.

  6. What were the four most common psychological symptoms reported by this sample of patients with COPD? What percentage of these subjects experienced these symptoms? Was there a sig-nifi cant difference between the moderate and severe airfl ow limitation groups for psychological symptoms?

  7. What frequency and percentage of the total sample used short-acting β 2 -agonists? Show your calculations and round to the nearest whole percent.

  8. Is there a signifi cant difference between the moderate and severe airfl ow limitation groups regarding the use of short-acting β 2 -agonists? Provide a rationale for your answer.

  9. Was the percentage of COPD patients with moderate and severe airfl ow limitation using short-acting β 2 -agonists what you expected? Provide a rationale with documentation for your answer.

  10. Are these fi ndings ready for use in practice? Provide a rationale for your answer.

 

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