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Boards > Epidemiology > Flashcards

Epidemiology Flashcards

1
Q

What is DMFT/DMFS?

A

Measurement of # of teeth or # of tooth surfaces that are Decayed, Missing, or Filled due to caries

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2
Q

DMFT = ?

A

Decayed, Missing, Filled, Tooth

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3
Q

DMFS = ?

A

Decayed, Missing, Filled, Surfaces

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4
Q

DEFT = ?

A

Decayed, Extraction of carious tooth, Filled, Tooth -> primary dentition

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5
Q

DEFS = ?

A

Decayed, Extraction of carious tooth, Filled, Surfaces -> primary dentition

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6
Q

Gingival index is scored how?

A

Scale of 0-3 (0=normal, 3=Spontaneous bleeding and ulcerated tissue)

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7
Q

Gingival index is graded how?

A

M, D, B, and L surfaces

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8
Q

Gingival index has 4 category qualitative assessments, what are they?

A

Normal, Mild, Moderate, Severe

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9
Q

What is the main cause of early childhood caries?

A

Improper feeding practices affecting the B & L surfaces of maxillary anteriors

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10
Q

Adults >20 yo have what occurrence of caries?

A

At least one tooth decayed or filled

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11
Q

Root surface caries is __ x higher in adults >__ yo

A

3x higher

60

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12
Q

Ethnicity: highest incidence of untreated caries?

A

Blacks

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13
Q

Ethnicity: highest incidence of dental caries?

A

Hispanic

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14
Q

Gingivitis rates for school-age children?

A

40-60%

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15
Q

Gingivitis rates for adults >20 yo?

A

53%

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16
Q

Chronic periodontitis in adults >30 yo?

A

47.2%

17
Q

Chronic periodontitis in adults 30-34 yo?

A

24.4%

18
Q

Chronic periodontitis in patients >65 yo?

A

70.1%

19
Q

Oral cancer is uncommon before what age?

A

40

20
Q

What increases oral cancer risk?

A

Age
Alcohol
Tobacco

21
Q

Most common site for oral cancer?

A

Tongue

22
Q

Median age for oral cancer positive?

A

62

23
Q

Median age of death for oral cancer patients?

A

67

24
Q

5 year survival rate for oral cancer patients?

A

63%

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