Q2.2
1 = I have read and understood the information sheet (15.10.2023 /version no. 1 of participant information sheet [Prolific version]) and have had the opportunity to ask questions about the study.

Q2.3
1 = I understand if I should only take part in this study if I believe I am eligible. If I am not deemed eligible based on my responses to questions regarding my demographic information and health, my data will be excluded.

Q2.4
1 = I understand that my data will be confidential and will not identify me personally.

Q2.5
1 = I understand my participation is voluntary and I may withdraw at any time for any reason without my participation rights being affected.

Q2.6
1 = I understand that my data may be looked at for other research questions and that anonymized data will be publicly available.

I agree to take part in this research project and agree for my data to be used for the purpose of this study.
1 = Yes. I agree to take part in this research project and agree for my data to be used for the purpose of this study.
4 = No, I do not agree and do not want to take part in this study.

Gender - Selected Choice
1 = Male
2 = Female
3 = Non-binary/third gender
4 = I use another term to describe my gender (please specify).

1 = Male
2 = Female

Which best describes your ethnicity? - Selected Choice
1 = Asian or Asian British; Indian
2 = Asian or Asian British; Pakistani
3 = Asian or Asian British; Bangladeshi
4 = Asian or Asian British; Chinese
5 = Asian or Asian British; Any other Asian background
6 = Black, Black British, Caribbean or African; Caribbean
7 = Black, Black British, Caribbean or African; African
8 = Black, Black British, Caribbean or African; Any other Black, Black British, or Caribbean background
9 = Mixed or multiple ethnic groups; White and Black Caribbean
10 = Mixed or multiple ethnic groups; White and Black African
11 = Mixed or multiple ethnic groups; White and Asian
12 = Mixed or multiple ethnic groups; Any other Mixed or multiple ethnic background
13 = White; English, Welsh, Scottish, Northern Irish or British Irish
14 = White; Irish
15 = White; Gypsy or Irish Traveller
16 = White; Roma
17 = White; Any other White background
18 = Other ethnic group; Arab
19 = Other ethnic group; Hispanic
20 = Other ethnic group; Latino
21 = Other ethnic group; Native American
22 = Other ethnic group; Pacific Islander
23 = Other ethnic group; Any other ethnic group
24 = I'd prefer not to say

What is your diagnosis?
1 = Bipolar I
2 = Bipolar II
3 = Bipolar (not specified/ not sure)

Who were you diagnosed by? - Selected Choice General Practitioner/ Family Doctor
1 = General Practitioner/ Family Doctor
2 = Psychiatrist
3 = Psychologist
4 = Other Mental Health Service Practitioner
5 = Myself

Who were you diagnosed by? - Selected Choice Psychiatrist
1 = Psychiatrist

Who were you diagnosed by? - Selected Choice Psychologist
1 = Psychologist

Who were you diagnosed by? - Selected Choice Other Mental Health Service Practitioner
1 = Other Mental Health Service Practitioner

Who were you diagnosed by? - Selected Choice Myself
1 = Myself

Who were you diagnosed by? - Selected Choice Other (please state)
1 = Other (please state)

Are you currently under the care of a mental health service?
1 = Yes
2 = No

Are you currently taking any medication for either mental or physical health?
1 = Regularly
2 = As needed
3 = None

Have there been any recent changes to your medication? - Selected Choice
1 = Yes (please specify date of change and nature of change)
2 = No

Do you have a diagnosis of any other mental health difficulty or personality disorder? - Selected Choice
1 = Yes (please specify)
2 = No
3 = Currently under investigation (please give details)

Have you been diagnosed with a traumatic brain injury (TBI) or acquired brain injury (ABI), including stroke? - Selected Choice
1 = Yes
2 = No
3 = Currently under investigation (please specify)

Have you been diagnosed with any of the following? - Selected Choice Alzheimer’s Disease
1 = Alzheimer’s Disease

Have you been diagnosed with any of the following? - Selected Choice Frontotemporal Dementia
1 = Frontotemporal Dementia

Have you been diagnosed with any of the following? - Selected Choice Vascular Dementia
1 = Vascular Dementia

Have you been diagnosed with any of the following? - Selected Choice Posterior Cortical Atrophy
1 = Posterior Cortical Atrophy

Have you been diagnosed with any of the following? - Selected Choice Other dementia (please specify)
1 = Other dementia (please specify)

Have you been diagnosed with any of the following? - Selected Choice Parkinson’s Disease
1 = Parkinson’s Disease

Have you been diagnosed with any of the following? - Selected Choice Huntington’s Disease
1 = Huntington’s Disease

Have you been diagnosed with any of the following? - Selected Choice Multiple Sclerosis
1 = Multiple Sclerosis

Have you been diagnosed with any of the following? - Selected Choice Encephalitis
1 = Encephalitis

Have you been diagnosed with any of the following? - Selected Choice Epilepsy
1 = Epilepsy

Have you been diagnosed with any of the following? - Selected Choice Brain tumour
1 = Brain tumour

Have you been diagnosed with any of the following? - Selected Choice Other disease known to affect the functioning of the brain (please specify)
1 = Other disease known to affect the functioning of the brain (please specify)

Have you been diagnosed with any of the following? - Selected Choice Currently under investigation (please give details of what is being investigated)
1 = Currently under investigation (please give details of what is being investigated)

Have you been diagnosed with any of the following? - Selected Choice None
1 = None

Have you been diagnosed with any of the following? - Selected Choice ADHD
1 = ADHD

Have you been diagnosed with any of the following? - Selected Choice Autistic Spectrum Condition
1 = Autistic Spectrum Condition

Have you been diagnosed with any of the following? - Selected Choice Tics
1 = Tics

Have you been diagnosed with any of the following? - Selected Choice Tourette’s Syndrome
1 = Tourette’s Syndrome

Have you been diagnosed with any of the following? - Selected Choice Other Neurodiversity (please specify)
1 = Other Neurodiversity (please specify)

Have you been diagnosed with an Intellectual Disability? - Selected Choice
1 = Yes
2 = No
3 = Currently under investigation (please give details)

Have you previously undergone ‘Neuropsychological testing,’ ‘Cognitive testing’ or ‘Psychometric testing’? - Selected Choice
1 = Yes (please give details)
2 = No

Do you have any sensory impairments, such as visual impairment or hearing loss? - Selected Choice Visual impairment – corrected with glasses or contact lenses as required
1 = Visual impairment – corrected with glasses or contact lenses as required

Do you have any sensory impairments, such as visual impairment or hearing loss? - Selected Choice Visual impairment – uncorrected (please give details regarding severity)
1 = Visual impairment – uncorrected (please give details regarding severity)

Do you have any sensory impairments, such as visual impairment or hearing loss? - Selected Choice Hearing loss – corrected with hearing aids
1 = Hearing loss – corrected with hearing aids

Do you have any sensory impairments, such as visual impairment or hearing loss? - Selected Choice Hearing loss – uncorrected (please give details regarding severity)
1 = Hearing loss – uncorrected (please give details regarding severity)

Do you have any sensory impairments, such as visual impairment or hearing loss? - Selected Choice Other sensory impairment (please give details regarding nature and severity)
1 = Other sensory impairment (please give details regarding nature and severity)

Do you currently take recreational drugs?
1 = Yes (please specify drug type and amount taken)
2 = No

The FAST Alcohol Screening: For the following questions please select the answer which best applies. 1 drink = 1/2 pint of beer or 1 glass of wine or 1 single spirits MEN: How often do you have EIGHT or m
0 = Never
1 = Less than monthly
2 = Monthly
3 = Weekly
4 = Daily or almost daily

In the last year has a relative or friend, or a doctor or other health worker been concerned about your drinking or suggested you cut down?
0 = No
2 = Yes, on one occasion
4 = Yes, on more than one occasion

How much of a problem did any of these cause you – like being unable to work; having family, money or legal troubles; getting into arguments or fights?
1 = No Problem
2 = Minor Problem
3 = Moderate Problem
4 = Serious Problem

Compulsive Buying Scale When I have money, I cannot help but spend part or all of it.
1 = Strongly disagree (1)
2 = Somewhat disagree (2)
3 = Either agree nor disagree (3)
4 = Somewhat agree (4)
5 = Strongly agree (5)

South Oaks Gambling Screen, © South Oaks Foundation - Play cards for money
1 = Not all all
2 = Less than once a week
3 = Once a week or more

South Oaks Gambling Screen - What is the largest amount of money you have ever gambled with on any one day?
1 = never have gambled
2 = $1 or less
3 = more than $1 up to $10
4 = more than $10 up to $100
5 = more than $100 up to $1,000
6 = more than $1,000 up to $10,000
7 = more than $10,000

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - father
1 = father

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - mother
1 = mother

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - a brother or sister
1 = a brother or sister

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - a grandparent
1 = a grandparent

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - my spouse or partner
1 = my spouse or partner

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - my child(ren)
1 = my child(ren)

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - another relative
1 = another relative

South Oaks Gambling Screen - Check which of the following people in your life has (or had) a gambling problem - a friend or someone else important in my life
1 = a friend or someone else important in my life

South Oaks Gambling Screen - When you gamble, how often do you go back another day to win back money you lost?
1 = never
2 = some of the time (less than half the time I lost)
3 = most of the time I lost
4 = every time I lost

South Oaks Gambling Screen - Have you ever claimed to be winning money gambling but weren't really? In fact, you lost?
1 = never (or never gamble)
2 = yes, less than half the time I lost
3 = yes, most of the time I lost

South Oaks Gambling Screen - Do you feel you have ever had a problem with betting money or gambling?
1 = no
2 = yes, in the past but not now
3 = yes

South Oaks Gambling Screen - Did you ever gamble more than you intend to?
1 = no
2 = yes

South Oaks Gambling Screen - If you borrowed money to gamble or to pay gambling debts, who or where did you borrow from? - from household money
1 = No
2 = Yes

Financial Questionnaire - Do you have a loan from a bank or building society (excluding mortgage and overdrafts)
1 = Loan from bank and/or building society (excluding mortgage and overdrafts)

Financial Questionnaire - Do you have a loan from a company that collects payments from home?
1 = Loan from company that collects payments from home (e.g. Provident)

Financial Questionnaire - Do you have a loan from a finance company (e.g. Ocean Finance)?
1 = Loan from a finance company (e.g. Ocean Finance)

Financial Questionnaire - Do you have goods bought in instalments from mail order catalogue?
1 = Goods bought in instalments from mail order catalogue

Financial Questionnaire - Do you have goods bought on 'hire purchase' or on credit?
1 = Goods bought on ‘hire purchase’ (HP) or on credit (including

Financial Questionnaire - Do you have goods bought on a 'buy now, pay later' service?
1 = Goods bought on a 'buy now, pay later' service (e.g. Klarna )

Financial Questionnaire - Do you have a Social Fund or Crisis Loan?
1 = Social Fund or Crisis Loan

Financial Questionnaire - Do you have a loan from a payday lender (e.g. Wonga, cash converters)?
1 = Loan from a payday lender (e.g. Wonga, cash converters)

Financial Questionnaire - Do you have a loan from a credit union?
1 = Loan from a credit union

Financial Questionnaire - Do you have a loan from friends and family?
1 = Loan from friends and family

Financial Questionnaire - Do you have a loan from an individual (not friends or family)?
1 = Loan from an individual (not friends or family)

Financial Questionnaire - Do you have a student loan?
1 = Student loan

Financial Questionnaire - Do you have another type of loan?
1 = Other type of loan

Financial Questionnaire - Unsure whether I have a loan
1 = Unsure

Financial Questionnaire - I do not have any loans
1 = I do not have any loans

Are you currently using an overdraft on your bank/building society account?
0 = No
1 = Unsure
2 = Yes

Do you feel as though you are living within your means?
1 = I always earn more than I spend
2 = I earn more than I spend most of the time
3 = I spend what I earn
4 = I spend more than I earn most of the time
5 = I always spend more than I earn

Have you lived within your means over the past month?
1 = I earned much more than I spent
2 = I earned a little more than I spent
3 = I spent what I earned
4 = I spent a little more than I earned
5 = I spent much more than I earned

If yes to either of these, how often have you compulsively spent money?
1 = Once a month
2 = A couple of a few times a month
3 = Once a week
4 = A couple or a few times a week
5 = Most or all days
6 = More than once a day

How often have you gambled?
1 = Once a month
2 = A couple or a few times a month
3 = Once a week
4 = A couple or a few times a week
5 = Most or all days
6 = More than once a day

The Patient Mania Questionnaire (PMQ-9) - Over the past week, how often have you had little or no sleep, and still felt energized?
0 = Not at all
1 = Several days
2 = More than half of days
3 = Nearly every day

Generalized Anxiety Disorder-7 - Feeling nervous, anxious or on edge
0 = Not at all
1 = Several days
2 = More than half the days
3 = Nearly every day

MDQ 7 or more items endorsed on Q1
0 = No
1 = Yes

Did the participant drop out at time 2?
0 = No drop out
1 = Yes, drop out

Time 2 Are you currently using an overdraft on your bank/building society account?
1 = Yes
2 = No
4 = Unsure

Time 2 Over the past month, have you spent money compulsively, where spending money felt irresistible?
1 = Yes
2 = No
3 = Unsure

Time 2 If yes to either of these, how often have you compulsively spent money?
1 = More than once a day
2 = Most or all days
3 = A couple or a few times a week
6 = Once a week
7 = A couple of a few times a month
8 = Once a month

Time 2 How has your compulsive spending been compared to one month ago, when you completed Stage 1 of this study?
1 = It has been much better
6 = It has been better
7 = It has stayed the same
8 = It has been worse
9 = It has been much worse

Time 2 How often have you gambled?
1 = More than once a day
2 = Most or all days
3 = A couple or a few times a week
4 = Once a week
5 = A couple or a few times a month
6 = Once a month

Time 2 How has your gambling been compared to one month ago, when you completed Stage 1 of this study?
2 = I have gambled much less frequently
7 = I have gambled a bit less frequently
8 = It have gambled about the same amount as last month
9 = I have gambled a bit more frequently
10 = I have gambled much more frequently

FQ9Time2Recoded Compulsive Spending compared to one month ago
1 = It has been much better
2 = It has been better
3 = It has stayed the same
4 = It has been worse
5 = It has been much worse

FQ11Time2Recoded How much have you gambled compared to one month ago?
1 = I have gambled much less frequently
2 = I have gambled a bit less frequently
3 = It have gambled about the same amount as last month
4 = I have gambled a bit more frequently
5 = I have gambled much more frequently

FQ Debt Increase at Time 2 or Decrease
1 = Debt Decrease At Time 2
2 = Debt Increase At Time 2

Compuslive Spending is problematic (total 36 or more)
0 = Compulsive Spending No Problem
1 = Compulsive Spending Problem

CBS Less problematic at Time 2 or more problematic
1 = Decrease in Compulsive Buying since Time 1
2 = Increase in Compulsive Buying since Time 1

SOGS Time 2 Person is Classified as Problematic Gambler
0 = Not Problematic Gambler
1 = Problematic Gambler

PMQ Increase or Decrease between Times 1 and 2
0 = No Change in Mania
1 = Decrease in Mania
2 = Increase in Mania

PHQ Increase or Decrease between Times 1 and 2
0 = No Change in Depression
1 = Decrease in Depression
2 = Increase in Depression

Is the total debt above or below the median at Time 1?
0 = Low debt below median
1 = High debt above median

FAST Alcohol Screening Hazardous Drinker
0 = Not hazardous drinker
1 = Hazardous drinker

Stroop Errors Difference Incongruous and Congruous (split by median)
0 = 1 or 0 error difference
1 = More than 1 error difference

FQTime29 Is Compulsive Spending better or worse over the past month?
1 = Better or the same
2 = Worse

1 = Less frequent or the same
2 = More frequent