IT Flashcards

1
Q

RR?

A

(events exposed/totaal exposed) / (events controle/totaal controle)

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1
Q

IBD behandeling:

A
  • Mesalazine (5-ASA) alleen bij colitis ulcerosa
  • Corticosteroïden
  • Immunosuppressiva
  • Anti-TNF
  • Vedolizumab
  • JAK-STAT-remmers
  • Chirurgie
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2
Q

OR?

A

(exposed P/(1-P)) / (controle P/(1-P))

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3
Q

HR?

A

events / (aantal mensen met risico x jaren)

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4
Q

LR?

A

sensitiviteit / (1-specificiteit)

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5
Q

ARR?

A

events controle/totaal controle - events exposed/totaal exposed

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6
Q

NNT?

A

1/ARR

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7
Q

Sensitiviteit?

A

zieken met positieve test / zieken

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8
Q

Positief voorspellende waarde?

A

zieken met positieve test / mensen met positieve test

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9
Q

SD?

A

som van afwijkingen van gemiddelde / aantal waardes

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10
Q

SE?

A

SD/wortel n (proefpersonen)

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11
Q

Wat is een type I en type II fout?

A
  • Type I fout is verwerpen terwijl eigenlijk correct
  • Type II fout is niet verwerpen terwijl eigenlijk fout
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12
Q

Power?

A

1 - kans op type II fout

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13
Q

Posterior odds?

A

Voorafkans x LR

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14
Q

van odds naar kans?

A

odds / (odds+1)

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15
Q

GFR?

A

(urineconcentratie x urine volume) / plasmaconcentratie