3-3 Final Project Data Analysis Milestone Two Describe the Data
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3-3 Final Project Data Analysis: Milestone Two: Describe the Data
3-3 Final Project Data Analysis: Milestone Two: Describe the Data
Jennifer St. Denis
Southern New Hampshire University
IHP-525-Q3468 Biostatistics 24TW3
Dr. Struwe
March 17, 2024
2
3-3 Final Project Data Analysis: Milestone Two: Describe the Data
3
3-3 Final Project Data Analysis: Milestone Two: Describe the Data
The data set represents the correlation between age and survivor follow-up status. The sample size consists of 100 patients. The sample size comprises ages 35-44 and 45-69, where 49%
are alive and 51% are dead. There is a likelihood of limitation in the data due to the limited sample
size. Follow-up treatment compliance after initial treatment is a variable not included in the data set. Determining whether the patient followed instructions is essential for an accurate set. Patients may be unable to attend follow-up appointments due to time and financial restraints, which can affect the data collection. Failing to follow post-MI recovery could be included in the survival and death ratio. An unrelated factor, such as age-related illnesses, could also cause death. Which variables are you investigating?
Follow-up status (alive or dead) for MI patients in an age range of 100 patients
Categorical Frequency of each value of the variable
Alive= 49
Dead=51
Relative Frequencies (percentages):
Alive= 49%
Dead= 51%
Quantitative
Follow-up status for each patient
Mean = 68.25
Median = 71
Range = 60
Standard Deviation= 14.4287
What does each statistic tell you about the data for the given variable? Understanding the meaning and significance of these statistics is crucial for analyzing data. By examining the mean, median, range, and standard deviation, we can gain valuable insights into the patterns and trends within the data. These statistical measures help us identify the data's central tendency, dispersion, and relative variability, enabling us to make informed decisions.
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3-3 Final Project Data Analysis: Milestone Two: Describe the Data
To what extent does age influence MI patient's survival (follow-up status)? “
The prevalence and the severity of atherosclerotic coronary artery disease (CAD) increase with age in
both men and women
. Autopsy studies have shown that more than 50% of the people older than 60 years have significant CAD, with increasing prevalence of left main and/or triple-vessel CAD
with older age.” (Carro et al., 2011)
An
older study from 2010 Trusted Source (Yazdanyar et al., 2009) no
tes that the incidence rate of heart attack is seven times more likely in those aged 65–74 compared to those aged 35–44. The incidence rate has a two- to threefold increase for those over 80 compared to those aged 65–69. While the average age for a heart attack is
64.5 for men and 70.3 for women
, nearly 20% of those who die of heart disease are under the age of 65. About 82% of people who die of coronary heart disease are 65 or older.
References
Carro A, Kaski JC. Myocardial infarction in the elderly
. Aging Dis. 2011 Apr;2(2):116-37. Epub
2010 Dec 23. PMID: 22396870; PMCID: PMC3295051.
Goodwin, M., (May 26, 2022). What is the risk of heart attack based on age?
https://www.medicalnewstoday.com/articles/heart-attack-age-range
5
3-3 Final Project Data Analysis: Milestone Two: Describe the Data
Yazdanyar A, Newman AB. The burden of cardiovascular disease in the elderly: morbidity, and costs.
Clin Geriatr Med. 2009 Nov;25(4):563-77, vii. doi: 10.1016/j.cger.2009.07.007. PMID: 19944261; PMCID: PMC2797320.
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