Épidémio Flashcards

1
Q

Analyse qualitative des données. quel type d’étude ?

A

revue systématique

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2
Q

comment calculer un NNT

A

1 / réduction du risque absolu

RRA = (a/a+b) - (c/c+d)

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3
Q

calcul de la sensibilité

A

VP / (VP + FN)

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4
Q

calcul de la spécificité

A

VN / (VN + FP)

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5
Q

calcul réduction du risque relatif

A

1 - RR

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6
Q

V ou F : VPP dépend de la prévalence. Plus haute prévalence = plus haute prob pré test = plus haute VPP

A

V

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7
Q

calcul VPP

A

VP / (VP + FP)

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8
Q

calcul VPN

A

VN / (VN + FN)

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9
Q

Définition étude de phase 1

A

patients en santé (20 à100)
but : sécurité et dosage

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10
Q

Définition étude de phase 2

A

plusieurs centaines de patients avec la maladie
but : efficacité et effets secondaires

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11
Q

Définition étude de phase 3

A

300-3000 volontaires avec la maladie
dure 1 à 4 ans
but : bénéfice du traitement et effets secondaires

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12
Q

Définition étude de phase 4

A

post-commercialisation
efficacité et sécurité

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13
Q
A
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14
Q
A
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