Williams- Contemporary Dep.

• What was the aim of the study?

  to test the internet form of CMT to see if CMBi will reduce symptoms
• What does CBMi stand for?

  Cognitive Bias Modification using Imagery
• What was the original sample number of ppts?

  69
• How many ppts were there after attrition took place?

  42
• Where did the study take place?

  Sydney, Australia
• How old were the ppts?

  all over the age of 18
• was it mixed gender or only one?

  mixed
• In the Independant measure, how many ppts were in the waiting list control group?

  38
• In the independant measures, how many ppts were in the treatment group?

  31
• Who completed the baseline measures?

  all ppts
• What were the primary measures for?

  Direct symptoms
• What were the secondary measures for?

  indirect symptoms
• give an example of a primary measure they used

  Beck’s Depression Inventory
• What did the Treatment group then complete?

  1 week of CBMi, 20 mins a day
• After the TG did 1 week of CBMi, what was done again?

  the baseline measures were completed by all ppts
• How long did the TG then do online CBT for?

  10 weeks, 6 sessions + homework
• After the TG completed their sessions, what took place again?

  the baseline measures were completed by all ppts
• After CMBi, how much was the change?

  27% significant change
• What were the changes in Beck’s Depression Inventory for the TG and the WLC?

  TG showed 65% change

  WLC showed 36% change
• What did Williams conclude?

  The internet form of CBT is an effective treatment for decreasing depression symptoms
• Why is having a control group a strength of the study?

  It allows us to compare the differences between people who receive the treatment and people who dont.
• Why is having a control group on a waiting list also a weakness of the study?

  Goes against the ethics by keeping them waiting for a treatment, they have to suffer for longer
• How was the study useful?

  Reduces waiting lists because people can use the online treatment instead of waiting to do it in person
• Why is using self-reports a weakness of the study?

  Could be truth distortions due to demand characteristics or wanting to give socially desirable answers - lowers the validity
• How is the study reliable?

  Williams used a controlled and standardised procedure
• How can we question the reliability of the study?

  Williams couldn't control what happened to the individuals in between sessions.