Statistical Methods in Epidemiology - Assignment

Added on - 05 Jan 2021

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STATISTICAL METHODS INEPIDEMIOLOGY 2019
TABLE OF CONTENTSTopic: To identify factors which raises women's risk of mood disorder due to intimateviolence.......................................................................................................................................1INTRODUCTION...........................................................................................................................1Background.................................................................................................................................1Aim and objective.......................................................................................................................1Hypothesis...................................................................................................................................1Raw data......................................................................................................................................2Methods.......................................................................................................................................3Results.........................................................................................................................................3Discussion about Chi square and Likelihood ratio test...............................................................4Discussion about Case control data.............................................................................................6Test of linearity...........................................................................................................................7LIMITATIONS OF STUDY...........................................................................................................7CONCLUSION AND RECOMMENDATION...............................................................................7REFERENCES................................................................................................................................8APPENDIX......................................................................................................................................9Case order test.............................................................................................................................9Regression.................................................................................................................................11
Topic: To identify factors which raises women's risk of mood disorder due to intimate violenceINTRODUCTIONStatistical methods are referred as mathematical models, formulas and techniques usedfor purpose of statistical analysis of raw research data. The present report is about factors whichintimate partner violence raises women's risk of disorders with application of Chi square test.This test reflects association among categorical variables as data analysed from outcome ofsurvey in low income setting in Central America.BackgroundThe intimate partner violence is elaborated as sexual and physical violence amongspouses and former spouses along with violence within homosexual and heterosexual datingrelationships (Intimate partner violence,2019). The overwhelming global burden of intimatepartner violence is directly endured through women and very common perpetrators of violencenot in favour of women are generally male or ex-partners. On the other hand, women areexperience violence from their intimate partner often does not observe themselves as abused.Aim and objectiveAim: To identify factors which raises women's risk of mood disorder due to intimate partnerviolence.Objectives:To determine the risk of mood disorder of women.To articulate factors for risk of mood disorder women with context to intimate partnerviolence.HypothesisHypothesis 1H0: Null hypothesis: There is no significant association in lifetime history of intimate partnerviolence and mood disorder.H1: Alternative hypothesis: There is significant association in lifetime history of intimate partnerviolence and mood disorder.Hypothesis 2H0: Null hypothesis: There is no significant association in lifetime history of intimate partnerviolence and ever been pregnant.1
H1: Alternative hypothesis: There is significant association in lifetime history of intimate partnerviolence and ever been pregnant.Hypothesis 3H0: Null hypothesis: There is no significant association in lifetime history of intimate partnerviolence and household size.H1: Alternative hypothesis: There is significant association in lifetime history of intimate partnerviolence and household size.Hypothesis 4H0: Null hypothesis: There is no significant association in lifetime history of intimate partnerviolence and age in years.H1: Alternative hypothesis: There is significant association in lifetime history of intimate partnerviolence and age in years.Raw dataIn this study, there is application of various variables whose detailed information is statedbelow as they underlie in categorical variables.VariablesTypeMoodIndependent variableIntimate partner violenceDependent variableEver been pregnantIndependent variableHousehold sizeIndependent variableAge in yearsIndependent variableMood: This is referred as mood disorder as it is known as affective disorder as group ofcondition where is presence of disturbance in mood of person is replicated as mainunderlying characteristics. Mood disorder comprises elevated mood (mania, hypo mania),bipolar disorder and low mood (depression).IPV: This is the most important variable with context of this study as its full form isintimate partner violence which consists of sexual, physical along with emotional abuseand controlling behaviour through an intimate partner.Everpreg: This variable is reflects the women who had ever been pregnant or not.2
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