Screening Flashcards

1
Q

Screening, scop?

A

Identificare de prezumtie a unei boli, anomali sau factor de risc
Se aplice de regula popu aparent sanatoase pt: 1. Mentinerea sanatati - profilaxia primara
2. Depistarea precoce a bolilor - profilaxia secundara
3. Intrument pentru planificarea si programarea sanitara

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2
Q

Test de screening pt ce e?

A

Identicarea presupusi bolnavi

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3
Q

Validitatea ce e? Si cum se exprima?

A

Capacitatea unei probe de a identifica corect ceea ce e pusa sa identifice

Se exprima si se masoara prin ! Sensibilitate si specificitate

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4
Q

Formula pt sensibilitatea

Caracteristici

A

Sb= Rp/b x 100

Recomandata pt boli grave
Solutia optima pt interventia de sanatate publica

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5
Q

Formula pt specificitatea

Si caracteristici

A

Sp= RN/NB x 100

Rec pt boli la care dg e costisitor
Solutia optima pt clinician

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6
Q

Ce e valoarea predictiva postiva?

A

VPR+ = RP/ P x 100

Interes pt clinican in id corecta a boli
No depinde de pragul de separarea

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7
Q

Valoarea predictiva negativa?

A

VPR- = RN/N x 100

Same
Depinde de prevalenta bolii in pop

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8
Q

Tipuri de examenele medicale de masa

A

A. Anchete( studii) de prevalenta

B. Screening

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9
Q

A. Anchetele studiile de prevalenta

A

Sunt examenele medicale care se realizeaza intr-un interval relativ scurt de timp,
Intro pop bine definita,
Scop: inregistra atat expunerea cat si rezultat (boala, consecintele)

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10
Q

Tipuri de anchetele de prevalenta

A

Pur descriptive -

De tip transversal (cross sectional) - se inreg concomitent prez boli si unor variabile la momentul ex

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11
Q

Scop anchetele de prev

Domenii de aplicare

A

Detr prezenta bolii
Sa produca indicatori de masurarea a starii de sanatate a pop
Sa permita cunoasterea distributiei unor fr

Domeni de ap:
Dg stari de sanatate a boli
Stabilirea unor prioritati in act de interventie
Prog si planificarea sanitara
Evaluarea unor actiuni
Identificarea posibilitati asociate epid
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12
Q

Reproductibilitatea

A

E consistenta unei probei si

Capacitatea probei de a da rezultate asemanatoare in aceeasi pop de catre persoane diferite

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