Critique and Analysis of Methodology in Public Health Studies

Running head: CRITIQUE AND ANALYSIS OF METHODOLOGY
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Program Planning and Evaluation in Public Health

CRITIQUE AND ANALYSIS OF METHODOLOGY
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Article 1
‘Cannabis Use and Mental Health in Young People: Cohort Study’
The title of the article is very authentic. It gives the reader a clear picture of the research
contained in the journal article. It indicates the problem studied, which is Cannabis use, the effect
of the problem evaluated which is mental health and the area of study which is the young people
(Paton et al., 2002). It proves to be a very good title. It is a cohort study which aims at checking
if the risk factor of cannabis by young people and the effects mentally associated with it.
Research Methodology
According to the study, the cohort research has applied a quantitative research. The research
design got based on a seven-wave cohort study over seven years. Quantitative analysis focuses
on looking at cause and effects as well as giving predictions of a phenomenon. They have used
sampling and individually random sampling to collect their research data. They used participant
review in waves as well as telephone assisted computer interviews to collect research data. The
method of measurement used was the interview measure of depression and anxiety.
Critique of the Methodology
The choice of methodology made by the authors which are a cohort study is excellent for the
study. It gives the research a simple method of data collection and analysis. Quantitative research
focuses on looking at cause and effects as well as providing predictions of a phenomenon
(Davies & Hughes, 2014). Since the research aims to study the behavior of youths under the
controlled effects of cannabis use, the choice of methodology was excellent to the specific study.

CRITIQUE AND ANALYSIS OF METHODOLOGY
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The interview measure of depression and anxiety used by the scholars was successful to give the
study its extreme measures.
Recommendations
The research article is written on the best structure thus it should be published because it offers
knowledge to the field of health.
Article 2
Title
"Campylobacteriosis in New Zealand: results of a case-control study" by Eberhart-Phillips et al
(1997), is the title of the study which perfectly suits their education. The title gives the clear
picture of the type of research which is a case control.
Research Methodology
The study employs a case-control design to achieve its objectives. A case-control identifies
factors that lead to a medical condition (Karami et al., 2016). The research data was collected via
home-based interviews using questionnaires. The study selected a sample of 4 urban centers in
New Zealand which had the higher cases of Campylobacteriosis. Case-patients got reached by
telephone. The study used logistic regression as the tool for analyzing the data to obtain the
results.
Critique of the Methodology