Community + Public Health Flashcards
What is the definition of Public Health?
The science and art of preventing disease, prolonging life, and promoting health through organised efforts of society
What are the 4 tiers of social determinants of health?
- Non-modifiable individual factors
- Individual lifestyle factors
- Social and community networks
- General socioeconomic, cultural and environmental conditions
Give the non-modifiable individual factors within the social determinants of health model
- Age
- Sex
- Ethnicity
- Genes
Give some factors within the general socioeconomic, cultural and environmental conditions under the social determinants of health model
Working conditions - employment Living conditions - housing Education Healthcare services Water and sanitation Agriculture and food production
What is the difference between equality and equity?
Equality - giving everyone equal shares
Equity - giving what is fair and just dependent upon individual needs
What is horizontal and vertical equity?
Horizontal equity = equal treatment for equal need
Vertical equity = unequal treatment for unequal need
What are 4 factors to measure when looking at health equity?
Supply of healthcare Access to healthcare Utilisation of healthcare Healthcare outcomes Health status
What are the 3 domains of public health practice?
Health Improvement
Health Protection
Improving Services
What is primary prevention?
Aims to prevent a disease from occcurring - reduce or eliminate exposures that increase risk of a disease
What is secondary prevention?
Aims to detect early disease and slow it down or halt progress of disease to maximise the chance of complete recovery
What is tertiary prevention?
Aims to reduce the complications of severity of disease that has already been diagnosed and is symptomatic
What is the prevention paradox?
A larger number at small risk of disease may contribute more cases than a small number of people individually at a greater risk
OR
A preventive measure which brings much benefit to the population often offers little to each participating individual
What are 2 prevention approaches?
HIgh risk approach - targets high risk individuals to reduce risk (tends to favour affluent)
Population approach - targets all individuals aiming to reduce risk for every individual
What is health psychology?
Emphasising the role that psychological factors have in progress and consequences of disease - promote healthy life choices and prevent disease
What is a health behaviour?
Behaviour aimed at preventing disease (eg eating healthy)
What is an illness behaviour?
A behaviour aimed at seeking remedy (eg going to doctor)
What is sick role behaviour?
A behaviour aimed at getting well (eg taking medications)
What proportion of cancer cases are preventable due to modifiable risk factors?
1/3
What are 3 levels of health intervention?
Individual
Local community
Population
What is unrealistic optimism?
Individuals continue to practice health damaging behaviour due to inaccurate perceptions of risk and susceptibility
What health behaviour has the largest impact on illness and premature death in the UK? What are the common diseases related to this behaviour?
Smoking!
COPD, cancer, cardiovascular disease
What are the 3As in aiding smoking cessation?
Ask
Advise
Assist
Give the stages in the Needs Assessment cycle
Needs Assessment
Planning
Implementation
Evaluation
What are the 3 factors to assess in a needs assessment?
Need - ability to benefit from intervention
Demand - what people ask for
Supply - what is provided
What is a health needs assessment?
Systematic approach for reviewing health issues facing a population, leading to agreed priorities and resource allocation that will improve health and reduce inequalities
What is the difference between health need and health care need?
Health need - much more general, morbidity, mortality, sociodemographics
Health care need - much more specific, ability to benefit from healthcare
What may a health needs assessment be carried out about?
Population/sub-group
Condition
Intervention
What is felt need?
Individual perceptions of variation from normal health
What is expressed need?
Individual seeks help to overcome variation from normal health
What is normative need?
Professional defines intervention appropriate for expressed need
What is comparative need?
Comparison between severity, range of interventions and cost
What are 3 approaches to a health needs assessment?
Epidemiological Approach
Comparative Approach
Corporate Approach
What is a comparative approach for health needs assessment?
Comparing the services received by one population with those received by others - spatial and social
What is a corporate approach for health needs assessment?
Focus on actors involved in services
What is the health belief model?
Individuals will change their behaviour if they:
- Believe they are susceptible to disease
- Believe that it has serious consequences
- Believe that taking action reduces susceptibility
- Believe that benefits of taking action outweight the costs
What is the theory of planned behaviour?
Proposes that best indicator of behaviour is intention to carry it out
- attitude to behaviour
- perceived social pressure - subjective norm
- perceived behavioural control
What factors need to be considered in bridging gap between intention and behaviour?
Perceived control Anticipated regret Preparatory actions Implementation intentions Relevance to self
What are the 5 stages of the transtheoretical model?
Pre-contemplation Contemplation Preparation Action Maintenance
What is motivational interviewing?
Counselling approach for initiating behaviour change by resolving ambivalence
What is nudge theory?
Nudge the environment to make the best option the easiest e.g. opt-out schemes, reducing fast food restaurants
What is a succinct definition of evaluation?
Assessing to what extent a service achieves its objectives
Give Donbedian’s 3 components core to evaluation of health services
Structure
Process (including outputs)
Outcomes
What are Maxwell’s Dimensions of Quality?
Effectiveness Efficiency Equity Acceptability Accessibility Appropriateness
What is malnutrition?
Deficiencies, excesses or imbalances in a person’s intake of energy and/or nutrients
Give some examples of early influence on food behaviour
Maternal diet and preferences
Role of breastfeeding, age of introduction to solid food
Parenting practices
Give some examples of Non-Organic Feeding Disorders (NOFEDs)
Common in children under 6 yrs old
Food aversion, food refusal, food selectivity, failure to advance to age-appropriate foods, negative mealtime interactions
What are the 3 distinct eating disorders and the 4th separate category?
Anorexia nervosa
Bulimia nervosa
Binge Eating Disorder
Other Specified Feeding or Eating Disorder (OFSED)
What is multimorbidity?
Simultaneous presence of (3) or more chronic conditions in the same subject
What are the 3 types of opioid receptor in the body?
MOR, KOR, DOR
Where are opioid receptors in the body
Central nervous system, less in peripheral Vas Deferens Knee joint GI tract Heart Immune system
What is the major effect of opioid receptors in the nervous system?
Pre-synaptic action inhibiting neurotransmitter release
What are the side effects of opioids?
GI tract - constipation K, M Respiratory depression - sleep apnoea (CVS risks - if used for arthritis) CNS - dizziness, sedation, falls, fractures MSK - increased falls risk/fracture risk Endo - decreased pituitary hormones - hypogonadism, fertility problems, menstruation Immune - decreases Addiction and misuse
Give some non-pharmacological interventions for managing chronic pain
Physical - yoga, pilates, stretch, exercise, weight loss
Psychological - counselling, CBT, mindfulness, relaxation, meditation
Complementary - massaging, reflexology
Occupational - work-based review
Give some non-opioid analgesics
Paracetamol
NSAIDs
Cox-2 inhibitors
Give some examples of adjuvant analgesics
Anti-convulsants
Anti-depressants
Lidocaine patches
Give 6 signs of abuse or dependency on opioids
- Use of pain medications other than for pain treatment
- Impaired control/compulsive use of medication
- Continued use of medication despite harm
- Craving or escalation of medication use
- Selling/altering/stealing medications/prescriptions
- Reluctance to try non-pharmacological interventions
What individual and lifestyle factors are associated with increased risk of opioid dependency?
Younger, cohabiting but not married, unemployed, non-White, poor physical health, internet pharmacy
What are the 3 core principles of the NHS?
- meets needs of everyone
- free at the point of delivery
- based on clinical need, not ability to pay
What is the inverse care law?
The principle that the availability of good medical or social care tends to vary inversely with the need of the population served
Give Maslow’s Hierarchy of Needs in order from the bottom of the pyramid to the top
Physiological - breathing, food, water, sleep
Safety - security of body, materials, family
Love/Belonging - friends, family, sex
Esteem - self-esteem, confidence, achievements
Self-Actualisation - morality, creativity, problem solving
Give some barriers to healthcare for homeless people
Lack of access - difficulty registering at GP, appointment procedures, perceived/actual discrimination
Lack of integration with other agencies - housing, criminal justice, voluntary
Other needs - immediate survival outweighs health
What are some health inequalities faced by the traveller/gypsy community?
Overall poorer physical health Higher child mortality rate Worse mental health Pregnancy complications Bronchitis and asthma
What are some barriers to healthcare for gypsy/traveller community?
Registering for GP services - no permanent address
Perceived/actual discrimination
Reluctance to seek treatment until becomes severe
Low income
Low education
Cultural health beliefs - gender, stoicism, mental health stigma
What are some health inequalities faced by the LGBTQ+ community?
Depression
Suicide and self-harm
Drugs and addiction problems
STIs (especially HIV)
What is minority stress theory?
Poorer health outcomes stem from negative social climate they can experience
What is life course theory?
Accumulation of advantages and disadvantages over time
What is intersectionality?
Multiple identities contribute to a person’s sense of self and how these different aspects are themselves potentially subject to forms of discrimination and marginalisation
What are the barriers to healthcare for the LGBTQ+ community?
Stigma/prejudice
Fear of disclosing LGBTQ+ status
Previous negative experiences
What is an asylum seeker?
A person that has applied for refugee status
What is a refugee?
A person granted asylum and refugee status. Usually allows remain for 5 years and then reapply
What is indefinite leave to remain?
Person granted full refugee status and given permanent residence in the UK
What are asylum seekers entitled to?
£37.75 per week
Housing
Free NHS care
(if child, social services key worker and school)
What are asylum seekers not allowed to do?
Not allowed to work
Not entitled to any other form of benefit
What are refugees allowed to do/entitled to?
5 years leave of remain in UK
Right to work and claim benefits
Can apply for family union
Can apply for a travel document
How can a refugee get British Citizenship?
After 5 years refugee status can apply for Indefinite Leave to Remain (ILR)
After 1 year ILR, can apply for British Citizenship
What happens to failed asylum seekers?
Not entitled to money, NHS care, housing
Reliant on charities
Can appeal decision
May be detained in immigrant removal centre
Give some barriers to healthcare for asylum seekers/refugees
Lack of knowledge of access Language barriers Discrimination, lack of understanding of culture Transport to appointments Frequent dispersal by Home Office Not homogeneous group
Give some red flags of human trafficking
TRAFFICKING
Timid/terrified, Registered with GP/nursery/school (not), Accompanied by controlling person, Foreign language, Frequently moving location, Inconsistent history, Control passport/bank (not), Keep alert, Evidence of injuries left untreated, DNA appointments
What action do you take if imminent threat suspected for trafficked individual?
Call police
What action do you take if victim of trafficking appears or claims to be under 18?
Follow child safeguarding procedures
Report to NSPCC
What action do you take for trafficking victim if no imminent threat but consents to help?
Inform safeguarding
Organise NRM interview with first responder (Salvation Army, Modern Slavery helpline, Police Anti-Slavery unit)
What action do you take if trafficking victim has no imminent threat and does not consent to help?
Give information leaflet on modern slavery
Contact number if safe to do so
What is the definition of health?
State of complete physical, mental and social wellbeing, not merely the absence of disease or infirmity
Give 2 famous reports in response to health inequalities
Black Report (1980) Acheson Report (1998)
Give 3 theories of health inequalities
Psychosocial - stress means body can’t meet its own demands
Neo-material - hierarchial society means little investment in public goods
Life-course - combination psychosocial and neo-material, with greater affects at critical points in life and accumulation over life
How is social class quantified?
Registrar General’s Model (occupation-based)
NS-SEC model
What is incidence?
Number of new cases per unit time - expressed as % or per 100 000
What is prevalence?
Number of existing cases at a given point in time
What is sociology?
Study of social relations and processes
What is the medicalisation hypothesis?
Doctors tend to see everything medically when could be due to non-medical or social forces
What is sustainability?
Being able to meet the needs of today without compromising the ability of future generations to meet the needs of tomorrow
What is a true positive?
Test positive and have disease
What is a false positive?
Test positive but don’t have disease
What is a true negative?
Test negative and don’t have disease
What is a false negative?
Test negative but have the disease
What is sensitivity?
The proportion of people who have the disease and test positive
What is specificity?
The proportion of people without the disease who are correctly excluded by the test (test negative)
How would you calculate sensitivity?
True positives/no. people who were screened and have disease
How would you calculate specificity?
True negatives/no. people screened without disease
What is the positive predictive value?
The proportion of people with a positive result who have the disease
Number true positives/total number positives
What is the negative predictive value?
The proportion of people with a negative result who do not have the disease
Number of true negatives/total number negatives
What is selection bias?
The people who choose to participate may be different to those who do not
What is lead time bias?
Screening identifies disease earlier, giving impression that it lengthens survival but survival time may be unchanged
What is length-time bias?
Diseases with longer period of presentation are more likely to be picked up by screening than shorter, more aggressive diseases. Longer, less aggressive diseases likely to have better survival than shorter ones, giving impression screening improves survival rates.
What is satiation?
what brings an eating episode to an end
What is satiety?
Inter-meal period
What are the stages of the satiety cascade?
Sensory, cognitive, post-ingestive, post-absorptive
What are the 4 main STIs?
Chlamydia
Gonorrhoea
Syphilis
Trichomoniasis
What are the different phases of a pandemic?
Phase 1-3 = animal infections, a few humans
Phase 4 = sustained human-human transmission
Phase 5-6 = widespread human infection
What is the exact measurement of a unit of alcohol?
10ml OR 8g of ethanol
How do you calculate number of units in alcohol?
(%alcohol x amount of liquid in ml) / 1000
What are the questions of the CAGE questionnaire?
Do you ever feel like Cutting down alcohol?
Do you ever get Annoyed when people tell you to cut down?
Do you ever feel Guilty about how much you drink?
Do you ever use alcohol as an Eye-opener?
What is compliance vs adherence vs concordance?
Compliance - patient follows doctor’s orders
Adherence - acknowledges patient’s beliefs
Concordance - doctor and patient are equal
What is the problem with healthy life expectancy trajectories?
Healthy life expectancy is not increasing as fast as life expectancy so more people living with morbidities
What is polypharmacy?
Use of 4 or more medications by a patient, or administration of more medications than is clinically indicated
What is opportunity cost?
The sacrifice in terms of the benefits forgone by not allocating resources to the next best activity
What is cost-effective analysis?
Incremental cost per life year gained
What is cost-utility analysis?
Incremental cost per quality-adjusted life year gained
What is cost-benefit analysis?
Outcomes measured in monetary units - net monetary benefit
What is a top-down deductive ethical argument?
Using an ethical theory and consistently applying it to each problem
What is a bottom-up deductive ethical argument?
Using past cases to create guides for practice
What criteria allows disclosure of confidentiality?
Required by law
Patient consent
Public interest
What are the principles when breaching confidentiality?
Anonymous if practicable/possible
Patient consent if possible
Kept to a necessary minimum
What is virtue ethics?
Based upon character of person, integrating reason and mind - if intentions and state of mind are right then action can be virtuous
Give 3 types of human error and what they are
Error of omission - correct action delayed/not done
Error of comission - incorrect action taken
Error of negligence - action/omissions taken did not meet standards required