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CORE > NIS > Flashcards

NIS Flashcards

1
Q

what is type 1 error?

A

false pos

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2
Q

what is type 2 error?

A

false neg

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3
Q

sens & spec table?

A 
dz
                \+       - 
test  +     TP     FP        PPV
         -     FN     TN       NPV
              sens   spec
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4
Q

absolute risk is the same as…?

A

absolute risk = incidence

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5
Q

what is relative risk?

A

RR = (incidence of dz exposed to risk factor) / (incidence of dz NOT exposed to risk factor)

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6
Q

what is number needed to treat (NNT)?

A

how many to treat to get one cured

NNT = 1 / abs risk reduction

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7
Q

what is absolute risk reduction (ARR)?

A

(dz in ppl not treated) - (dz in ppl who got drug)

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8
Q

what is attributable risk?

A

AR = incidence in ppl exposed to RF - incidence of ppl NOT exposed to RF

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9
Q

what is odds ratio?

A

what are the odds that dz will develop in exposed person?

odds ratio = (odds of exposures in CASES) / (odds of exposures in CONTROLS)

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10
Q

what is quality control?

A

check for quality –> study meets acceptable parameters?

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11
Q

what is quality assurance?

A

check for quality in process

someone did something wrong –> retrospectively try to prevent bad study

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12
Q

what is quality improvement?

A

prospectively try to prevent errors

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13
Q

what is human error? how to “treat”?

A

“slip” –> console

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14
Q

what is at-risk behavior? how to “treat”?

A

“shortcut taking” –> retrain

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15
Q

what is reckless behavior? how to “treat”?

A

“ignoring critical safety steps” –> punish

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16
Q

14yo –> MVC –> femur fx –> need to image what else?

A

Major injury –> eval cervical spine, even in the absence of symptoms. Radiography should be the imaging of choice in children < 14 years old

17
Q

Suspect hip AVN –> normal AP radiograph of the pelvis –> next step?

A

frogleg xray

18
Q

Suspect hip AVN –> normal AP radiograph of the pelvis –> normal frogleg xray –> next step?

A

MRI

19
Q

efficacy –> definition?

A

test performance under ideal conditions

CORE (33 decks)

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