Medical Statistics Coursework Example | Topics and Well Written Essays - 1250 words

Medical Statistics - Coursework causaThe informationsets argon in tab-delimited text format (.txt) the file you need has your matriculation number on it, for example, if you matriculation number was 123456789 then your file would be called AS_123456789.txt. Also still the file called Assign1.tpf as well (it nates help when loading the data into SPSS see below). To open your dataset in Minitab, go to File Open Worksheet in Minitab, choose filetype of Text (*.txt), select your dataset and flicker Open. To open your dataset in SPSS you have two choices 1. Open the data in outgo and in Excel save it as an Excel file. Then open the Excel file in SPSS the usual way. You could also do this via Minitab. 2. Go to File Read Text selective information in SPSS, choose your file and click OPEN. This will open a window called Text merchandise Wizard Step 1 of 6. Click the Yes button to the question Does your text file mate a predefined format? and then click on Browse and choose Assi gn1.tpf and click Open. Then click Finish twice and the data should open. Once you have make this it makes sense to annotate the data (e.g. demonstrate that 1 means boy and 2 means girl for Sex) and then save the data with an conquer name in the .sav format before you do any analysis. To open the data in Minitab, having modify the dataset in SPSS, just copy and paste the data directly from the SPSS data editor into Minitab (you could also save a copy of it as an Excel file, and then open that in Minitab). Research question of delight Do 5 year old children living in deprived areas have worse oral health than 5 year old children living in more generous areas? Variables in your go past file RefNumber Child reference number (for admin purposes) DepCat Deprivation category (on a 1-7 scale, where 1 is most affluent and 7 is most deprived). In the catchment area for this study, all the postcode sectors were in DepCat 4, 6 or 7 RegCat String (character) variable, with 3 categories N otReg never registered with a dentist Lapsed previously registered but now lapsed Reg currently registered with a dentist Sex 1 = boys, 2 = girls DFMT Number of teeth with active decay, that are filled or are missing pH pH take account of saliva in communicate the lower it is, the more acidic. Questions NOTE for Q2 and Q4 you are expected to follow and report on each stage of the Data Analysis Algorithm shown on p1 of Workbook 3, and ensure you cover both confidence interval and scheme testing approaches. 1) Using either Minitab or SPSS, obtain appropriate descriptive statistics for the variables Sex, DepCat, RegCat and DFMT. Provide a gyp interpretation of the output you produce. Answer 1 DepCat DepCat is an indication of the deprivation category. The variable is rated in the scale of 1 to 7 with 1 being the most affluent and 7 being the most deprived. The study was done with people living in the area with DepCat of 4, 6 or 7. Of the total 100 observations, there were 96 ca ses with appropriate value. 4 cases had missing values. This is quantitative analysis, the output of which is given below Frequencies Statistics DepCat N Valid 96 Missing 4 DepCat Frequency Percent Valid Percent Cumulative Percent Valid 4 20 20.0 20.8 20.8 6 34 34.0 35.4 56.3 7 42 42.0 43.8 100.0 Total 96 96.0 100.0 Missing System 4 4.0 Total 100 100.0 The table above shows the frequency table of the variable. It can be seen that most of the respondents had DepCat value of 7 which is the category of most deprived of all the classes. About 43.8