Homework 03
Homework 03 - due 09/30/2020
Using the HELP dataset:
- create “Table 1”
- provide the summary stats for the baseline data - overall and by randomization group (Usual Care versus the HELP Clinic)
- HELP dataset variables to include:
age, female, racegrp, homeless, a15a, a15b, d1, e2b, g1b, i1, i2, pss_fr, pcs, mcs, cesd, treat.
- HELP dataset variables to include:
- determine whether you want to provide parametric or non-parametric stats - based on your determination of normality assumptions, sample size considerations, appropriateness of the statistical test and communication with your audience.
- include the appropriate statistical test comparing the group measurements and subject characteristics at baseline
- write a statistical methods section describing (and explaining to your readers) the methods you used to create Table 1 and why you choose those methods to make the comparisons between the groups
- write 1-2 paragraphs (as the beginning of a results section) describing the sample overall at baseline and by group (use the data you presented in Table 1 to help you).
Report Template for Homework 03
See the WORD document template N736Homework03_Template.docx you can download from https://github.com/melindahiggins2000/N736/raw/master/N736Homework03_Template.docx - click “Download”.
Variables in HELP dataset to be used for Homework 03
| Variable Label | |
|---|---|
| age | Age at baseline (in years) |
| female | Gender of respondent |
| racegrp | Racial Group of Respondent |
| homeless | One or more nights on the street or shelter in past 6 months |
| a15a | Number of nights in overnigh shelter in past 6 months |
| a15b | Number of nights on the street in past 6 months |
| d1 | How many times hospitalized for medical problems (lifetime) |
| e2b | Number of times in past 6 months entered a detox program - Baseline |
| g1b | Experienced serious thoughts of suicide (last 30 days) - Baseline |
| i1 | Average number of drinks (standard units) consumed per day (in past 30 days) - Baseline |
| i2 | Maximum number of drinks (standard units) consumed per day (in past 30 days) |
| pcs | SF36 Physical Composite Score - Baseline |
| mcs | SF36 Mental Composite Score - Baseline |
| cesd | CESD total score - Baseline |
| treat | Randomization Group |
| pss_fr | Perceived Social Support - friends |
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