Origins of AIS (3) - Correct Answer- 1) Standardized system
2) Classify type/severity of injury from MVC
3) Consensus
Injury descriptors are organized _________________________ ? - Correct Answer-
Anatomically
Injury severity is ranked relative to its importance to _______________? - Correct Answer-
The whole body
AIS reflects severity of single injuries and are unaffected by what three things? - Correct
Answer- 1) time
2) sequela
3) outcome
What type of scale does AIS use? - Correct Answer- 6 point ordinal scale
Which type of measurement is more variable? Anatomic or Physiologic? - Correct Answer-
Physiologic
Is clinical training necessary for collecting injury data? - Correct Answer- NO
AIS is based on what three (3) factors? - Correct Answer- 1) anatomically- based
2) consensus driven
3) global
Severity is NOT contingent upon what two (2) factors? - Correct Answer- 1) Outcome
2) time
,Numerical ranking of severity: 1 - Correct Answer- minor
Numerical ranking of severity: 2 - Correct Answer- moderate
Numerical ranking of severity: 3 - Correct Answer- serious
Numerical ranking of severity: 4 - Correct Answer- severe
Numerical ranking of severity: 5 - Correct Answer- critical
Numerical ranking of severity: 6 - Correct Answer- maximum (currently untreatable)
Is mortality a sole determinant of AIS severity? - Correct Answer- NO
Are all AIS data comparable from year to year? - Correct Answer- NO (updates)
Is "DEATH" part of the severity scale? - Correct Answer- NO
Is a patient who dies automatically assigned the highest AIS severity of 6? - Correct Answer-
NO (patients w/ minor injuries can die)
Does a linear relationship exist between AIS severity codes? - Correct Answer- NO (AIS 4 is
more, NOT twice as severe as AIS 2)
Are all injuries within the same AIS code strictly compatible? - Correct Answer- NO (tibia fx
& alveolar ridge are both AIS - 2, although one may be worse than the other, both are
considered 'moderate')
What AIS code is assigned to a patient with inadequate information regarding an injury? -
Correct Answer- 9
, AIS single digit severity codes are based on what type of patient? - Correct Answer- Average
What four (4) things define the "average" patient? - Correct Answer- 1) 25-40 yrs old
2) no pre-existing conditions
3) no tx complications
4) received timely/appropriate care
Approximately how many injury descriptors are included in AIS? - Correct Answer- 2000
What part of the AIS code is considered the "Pre-Dot Code?" - Correct Answer- 6 digits
BEFORE the decimal point (left)
What part of the AIS code is considered the "AIS Severity Number?" - Correct Answer-
single digit after the decimal (right)
(T/F) The 6 digit pre-dot codes are unique and allow for more specificity and accurate
coding? - Correct Answer- TRUE
The first digit in the pre-dot code corresponds to what? - Correct Answer- Body Region
The second digit in the pre-dot code corresponds to what? - Correct Answer- Type of
anatomic structure (skeletal, solid organ)
The third/fourth digits in the pre-dot code correspond to what? - Correct Answer- Specific
anatomic structure (femur)
The fifth/sixth digits in the pre-dot code correspond to what? - Correct Answer- Level of
injury within the specific body region and anatomic structure (NFS, minor, major)
Parenthesis in the AIS dictionary indicate what? - Correct Answer- synonyms or definitions
for injury types
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