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University of Memphis - PSYC 3512 - Class Notes - Week 2

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University of Memphis - PSYC 3512 - Class Notes - Week 2

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background image CONDUCTING HEALTH 
RESEARCH
1. THE PLACEBO IN TREATMENT AND RESEARCH A. Placebo is defined as an inactive substance/condition Has the appearance of inactive treatment; may cause participants to  improve or change behavior because of the belief of the 
efficacy/expectation  placebo
i. Treatment and the Placebo
1. 35% of placebo can reduce/cure pain disorders
i. Insomnia, lower back pain, burn pain, headache, 
digestive problems, dry mouth, sleep disturbances, 
anxiety, hypertension, nausea, and asthma
ii. Lower cure/reduction with other disorders 2.  Nocebo effect i. Produce adverse affect of use of placebos ii. Activates specific areas of the brain and acts as 
neurotransmitters
iii. Support to physical reality 3. Expectancy (major component) i. People act how they think they should act 4. Cultural Influences i. Faith and religion 5. Learning and Conditioning i. Classical and Operant conditioning ii. Research and the Placebo; Experimental Designs (measure efficacy) a. Control Group (receives placebo)
b.  Experimental Group(active treatment)
b. Single Blind  i. Participants do not know if they receive the inactive 
or active treatment
ii. Providers know of the treatment  c. Double Blind i. Providers nor the participants know of the treatment
background image 2. RESEARCH METHODS IN PSYCHOLOGY A. Researchers want to identify predict or are related to a disease or  healthy i. Correlational Studies
1. Information about the degree of the relationship between 2 
variables a. Measures 2 variables 2. Descriptive research design a. Describes correlational relationships 3. Prediction of scores of 1 variable on another a. Correlation coefficient (-+1.00) i. Measures the degree of relationship  a. Close to -+1.00- strong correlation
b. Less than -+0.10- small correlation 
i. Positive correlation 
Increase/decrease of two variables (together)
Ex. Physical activity and longevity  ii. Negative correlation
One variable increases while another variable 
decreases
Ex. Smoking and Longevity ii. Cross Sectional Studies
1. Conducted at one period of time
iii. Longitudinal Studies 
1. Conducting over extended period of time
a. Time consuming 
b. More expensive
c. Most useful results
iv. Experimental Designs : Causality
1. Experimental Group(active) and Control Group(placebo)
2. Dependent variable and Independent Variable
a. Dependent variable outcome/effect of interest
b. Independent variable is manipulated
c. Independent variable is the presumed cause of an 
outcome/effect 2

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School: University of Memphis
Department: Psychology
Course: HEALTH PSYCHOLOGY
Professor: LESLIE ROBINSON
Term: Spring 2019
Tags:
Name: PSYC 3512 Week 2 notes
Description: THESE NOTES COVER CHAPTER 2
Uploaded: 01/20/2019
6 Pages 34 Views 27 Unlocks
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