OCD Flashcards
What is the prominent model?
Compulsive checking
Who made the Compulsive checking model
Rachman 2002
What is the psychological intervention?
CBT
what is the biological intervention?
SSRI’s
symptoms of OCD
recurrent obsessions and/or compulsions with attempts to suppress. repetitive behaviours
Compulsive checking model structure
P responsibility, P probability of harm, P seriousness of harm, anxiety, preventative checking, self perpetuating mechanism, out of control, reduces self-esteem, need to be careful
First part of CCM
perceived responsibility
what comes after perceived responsibility
perceived probability of harm
what comes after perceived probability of harm
perceived seriousness of harm
what comes after perceived seriousness of harm
anxiety and preventative checking
what comes after preventative checking
self-perpetuating mechanism (reinforcement and impaired meta memory)
what comes after self-perpetuating mechanism
out of control behaviour and reduced self esteem
what comes after reduced self esteem
the need to be careful - preventative checking cycle
name a study investigating the Compulsive checking model (1)
radomskey et al 2006 stove study
what is the radomskey et al 2006 study
PP’s turned on stove rated confidence of turning off stove, took part in either relevant or irrelevant checking and rated confidence of first turning off stove
who did this study?
PP’s turned on stove rated confidence of turning off stove, took part in either relevant or irrelevant checking and rated confidence of first turning off stove
radomskey et al 2006
what did the radomskey et al 2006 study find
Relevant checking group had a decrease in confidence irrelevant checking stayed the same
name a study investigating the Compulsive checking model (2)
Boschen & Vuksanovik 2007 replication
positive of radomskey et al 2006 study
tight control to seperate cause and effect
negatives of radomskey et al 2006 study
lack of external validity and not using OCD pp’s
what is the Boschen & Vuksanovik 2007 study
a replication of radomskey et al 2006 study using control vs OCD patients
who did this study
a replication of radomskey et al 2006 study using control vs OCD patients
Boschen & Vuksanovik 2007
what did the Boschen & Vuksanovik 2007 study find
same findings as radomskey et al 2006 for OCD patients- Relevant checking group had a decrease in confidence irrelevant checking stayed the same
what is CBT for OCD
exposure and response prevention
what did the Olatunji et al. (2013): study look at
waitlist vs active controls for CBT on OCD in RCT
who did this study?
waitlist vs active controls for CBT on OCD in RCT
Olatunji et al. (2013):
how does CBT for OCD work
gradual exposure to anxiety- prevent response and exercises to reduce feelings of responsibility
a study for CBT in OCD
Olatunji et al. (2013): meta-analysis of 16 trials of CBT for OCD
what did the Olatunji et al. (2013): study look at
waitlist vs active controls for CBT on OCD in RCT
what did the Olatunji et al. (2013): study find
CBT was more effective than other treatments (large effect)
what did the Olatunji et al. (2013) follow up studies find
3 followed up and found CBT was more effective than other treatments over the long term
what are the cons of the Olatunji et al. (2013): study
bias from RCT but investigated and found no difference
what do SSRI’S do
prevent the re uptake of serotonin in the synapse to elevate the availability of serotonin
a study for SSRIs
Bloch 2010
what did Bloch 2010 study do
meta analysis of 9 trails of the use of SSRI’s in OCD
what did Bloch 2010 find
SSRI’s showed greater improvements to the placebo and higher doses worked more
problem with SSRI’s
bad side effects which caused drop outs
pros of Bloch 2010
RCT’s were done properly: All randomized, double-blind, and placebo-controlled.
what are obsessions
as recurrent, persistent thoughts and urges that usually cause distress and the patient must attempt to supress them with another action or thought with little to no success
what are compulsions
repetitive behaviours that the individual feels compelled to perform in response to be obsession, these must be aimed to preventing anxiety but the behaviours are not related in a realistic way
symptoms according to the DSM V are…
time consuming, not due to substance abuse or another mental health problem
how many people have OCD
between 1-4%
