Smoking- Answer A: Research analysis, Bailey et al., 2013

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Smoking- Answer A
Total - ......./39 marks
Research analysis, Bailey et al., 2013
Question 1
What is the ‘research question’ for this study? (Please use the PICO format) (1 mark)
Population - teens aged 14-18 years
Intervention - open label treatment
Comparison - the comparison involved 9 more group sessions given in a
period of 14 weeks period.
Outcomes - after 26 weeks, extended group recorded an abstinence rae of
21%
Female were more likely to be abstinent during treatment phase.
Question 2
The null hypothesis for the study was (1 mark)
- Extended group should not produce higher biological prevalence values at the 6
months follow up compared to non extended group.
Question 3
Is this paper classified as primary or secondary research? (1 mark) Justify your answer (1
mark)
- Primary research
- Primary research is the type of research which the researcher collects data by himself
through avenues such as surveys, interview, observations and interviews. Further he
utilizes primary and secondary sources of information in the study.
(Kmet Lee & Cook, 2004)
Question 4
What is the specific study design? (1 mark)
- Randomized controlled design
(Lewis, 2015)
Question 5
What is the rationale for your answer at question 4?
Randomized controlled design randomly assign participants into experimental groups
and control groups, and assess the outcomes variables, like the case study in has
extended and non extended group.
(Mays & Pope, 2007)
Question 6
What level of evidence does this study represent? (1 mark)
- Level I evidence
Question 7
What are TWO advantages of this particular study design? (2 marks).
Comparative assessment

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- This study design offers the comparability of two treatment groups that is extended
group and non extended group in terms of counseling therapy thus ability of making
causal inferences.
Minimized biases
- There is minimization of biasness in this study due to randomization effect on the teen
participants in the study.
(Ejere & Alhassan, 2009)
Question 8
What were the aims/objectives of this study? (2 marks)
The study aimed at assessing the efficacy of smoking cessation treatment of adolescents.
The objectives of the study include;
- To examine effects of extended therapy for adolescent smokers.
- To assess combination of relapse prevention skills training with pharmacotherapy
among teen smokers.
- Usage of rigors analytical techniques to assess moderation level of treatement
response among adolescence.
Question 9
The rationale of the study (2 marks)
- There is no study which has examine the efficiency of cessation programs on smoke
treatment among teen smokers
Question 10
Where did this study take place? (1 mark)
- San Francisco bay area in 10 schools.
Question 11
Describe the age & gender (specify the number of males & females in each group) of the
participants in the study. (2 marks).
- Teen’s adolescents who between age 14-18 years were recruited in the study.
- Final number of 141 participants was recruited in the study.
- There were 88 males and 53 females.
Question 12
Classify the type of data (nominal, ordinal or interval/ratio) of age & gender (2 marks)
Nominal data
- Gender
Ordinal
- Age
(Trochim & Donnelly, 2001)
Question 13
If you were asked to calculate the mean age of the participants, how would you do this? (1
mark)
- The mean age of participants is calculated by taking total age values and then dividing
by the total participants’ size.
Question 14

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How many participants were included in each group for the final data analysis? (1 mark)
- Allocation of non extended treatment – 70
- Allocation of treatment – 71
Question 15
Recruitment procedure of the participants ? (1 mark)
- Recruitment of the participants entailed selecting 10 schools in San Francisco area in
a span of 3 years.
- The process was undertaken on none rolling basis through brief classroom
presentations.
Question 16
How long did the intervention and/or observation period of the participants last for? (1 mark)
- Open label treatment was offered in 10 weeks followed by more 14 weeks period.
- While follow ups were done 26 weeks after baseline assessments.
Question 17
List the independent variable(s) that was/were used in the results section of the study (1
mark)
- Community Behavioral Therapy training
- Skills training sessions
- Nicotine patch therapy
- Self efficacy
Question 18
Summarize the operational definition of the independent variable(s) that were used in the
study (2 marks)
- CBT Training; The participants received a 10 weeks of counseling based therapy with
skills training for quitting smoking.
- Skills training- Adaptation for quitting smoking
- Nicotine patches therapy- smoking replacement therapy to replace the urge for
smoking.
Question 19
List any 2 outcomes (dependent variables) that were reported in the results section of the
study. Please try to list primary outcomes where possible. (2 marks)
Primary outcome measures
- Point prevalence abstinence- this was described on the basis of non smoking habit for
7 days consecutively before the assessments process. The prevalence rate of
abstinence rose from 14% to 21% at end of 6 months. With females having higher
abstinence.
- Psychological measures- used modified fagerstrom tolerance questionnaire to assess
the level of nicotine dependence.
Question 20