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Dental Public Health > Epidemiology and Oral Health > Flashcards

Epidemiology and Oral Health Flashcards

1
Q

What type of bodies use oral health surveys?

A

Local and national organisations
PCT
Local governemtn

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2
Q

Why are orla heath surveys important?

A

to delegate services

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3
Q

Which children surveys exist?

A

BASCD
CDH
National Diet and Nutrition surveys

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4
Q

What adult surveys exist?

A

ADH

National diet and nutrition survery

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5
Q

What are exmaples of surverys for routinely collected data?

A

cancer registartion and BSA data (business service authority )

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6
Q

When is the CDH survery carried out?

A

every 10 years

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7
Q

When did the CDH survey begin?

A

1973

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8
Q

What areas on the UK are included in the CDH survery?

A

the whole of the UK and then is broken down by region

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9
Q

What are the age groups of the CDH?

A

5
8
12
15

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10
Q

What areas of oral health are looked at in the CDH survey?

A 
caries
perio
trauma
malocclusion
TSL
ENamel Opacities
patterns of service usage
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11
Q

How has the treand in dental caries changed between 1983 and 2003? According to CDH

A

amongst each age group (8/12/15) caries has reduced.

Overall caries is greatest in 15 years olds and lowest amonsgt 8 year olds

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12
Q

How has dental trauma incidence changed between 1983 and 2003?

A 
reducing (why? less active, ortho, gumshields)
affects more boys than girls (1.5:1)
1983: 25%
1993: 17%
2003: 12%
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13
Q

what is the BASCD?

A

British association for the study of community dentistry
Nationally co ordinated survery and commissoned by PCTS
every 4 years
Trained and calibrated examiners from CDS

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14
Q

WHat age groups are included in the BASCD?

A

5 and 12 year olds

Used to be 5/12/14

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15
Q

Which UK country do 12 year olds have the highest DMFT?

A

scotland

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16
Q

Which UK country do 12 year olds have the lowest DMFT?

A

England *wales is second)

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17
Q

What has the BASCD survery showed with regards to caries treands for 12 year olds?

A

since 1988 to 2004

each country has shown a reuction in DMFT for 12 year olds

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18
Q

In 2004 what was the mean DMFT of 5 year olds in Bristol and how does this compare to the mean DMFT in England?

A

1.4

similar

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19
Q

What percentag eof children in Bristol have decay?

A

37%

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20
Q

WHat is the mean DMFt of 5 yr olds in Bristol those with decay? How does this vary with location?

A

3.96
Knowle 8x more children with a DMFT >2.0 compared to Westbury on trym
Knowle DMFT is 2.94 and 60% of kids have decay

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21
Q

WHen did the ADH survery first begin? how often is it published?

A

1968

every 10 yrs

22
Q

WHat things are looked at in the ADH?

A

ODU CA PSO
Oral health and function
Disease and related disorders
Urgent conditions

Complexity and maintenance
Access and barriers to care

Preventative behaviour
Service considerations
outcome and impact

23
Q

What did the ADH survery 2009 show regarding edentulousness for those under 45?

A

very likley this age group will retain teeth through whole life

24
Q

What did the ADH survery 2009 show regarding edentulousnes in those over 45?

A

far fewer sound teeth

25
Q

How does the condition of teeth vary with social class?

A

those in highr social classes have good OH fewer carious teth and not in dental pain compared to those of lower social classes who are also more likely to be edentulous

26
Q

What percentage of adults have severe perio?

A

1%

27
Q

What percentage of adults have pocketing of more than 4mm>

A

45% in more than one tooth

28
Q

What percentage have pocketing of more than 6mm?

A

8%

29
Q

Is perio disease more common in men or women?

A

Men

30
Q

How is perio linked to SES?

A

more prevalent in those of lower SES

31
Q

How has perio condition changed between 1998 and 2009?

A

reduction in the relevance of pocketing at 4mm

No change in severe perio

32
Q

In which age groups do we see moderate levels of attachment loss?

A

middle aged and elderly

33
Q

T/F Perio disease is the major cause of tooth loss in the over 40s

A

F

34
Q

What oral health conditions do we have limited data on?

A

soft tissue lesions and pre cancerous lesions,local date for adults

35
Q

What is tje Global picture of OH practice?

A

OH in developed countries is improving

OH in developing countries is worseining

36
Q

What is the most common chronic childhood (5-17) disease in the USA?

A

Caries

37
Q

T/F caries is more common than asthma in USA?

A

T

38
Q

What percengtage of american children ages 5-9 have had a caries experience?

A

> 50%

39
Q

what percentag eof 17 year olds have had caries experience in USA?

A

78%

40
Q

T/F the caries experience has not changed in the last 10 years in america?

A

T

41
Q

is the spread of decay equal amongst the rich and poor in america?

A

No

poor children have twice as much decay as affluent children

42
Q

In 2007 What percentage of 3-5 year olds in China have dental decay?

A

55%

43
Q

In 2007 What percentage of 3-5 year olds in China have rampant decay?

A

14%

44
Q

in which group of chinese people are root caries more common in?

A

65-74 year olds

45
Q

T/F there has been an improvment in Chinese peoples oral health in the last 10 years?

A

F

46
Q

which Chinese children, rural or urban, have more dental decay?

A

rural

47
Q

In 2002 What percentage of Chinese 5 year olds had caries and what was the mean DMFT?

A

76%

DMFT 4.5

48
Q

What percentage of 12 and 15 years olds are having ortho? Is this equal across all SES?

A

35% 12 year olds need ortho
14% 15 year olds having
15% of students in non deprived schools having ortho
10% students in deprived schools

49
Q

What did the 2007/8 BASCD surgery show?

A

40% 5 yr olds had decay (18-53%)

Mean DMFT 1.11

50
Q

What percentage of 75-84 yr olds have loss of attachment of more than 4mm?

A

76%

51
Q

What behavioural factor is strongly linked to perio?

A

Smoking

52
Q

Wat have been the improvement in caries in industrialised conpuntires?

A

Caries peaked 1950/60

Similar sugar consumption as before but pattern of eating has changed and fluorides more available

Dental Public Health (13 decks)

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