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GZW3024 Voortgezette Statistiek en Methoden van Onderzoek - Beknopte samenvatting $6.43   Add to cart

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GZW3024 Voortgezette Statistiek en Methoden van Onderzoek - Beknopte samenvatting

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Beknopte samenvatting van de belangrijkste punten uit iedere seminar, gemaakt in academisch jaar Ik heb dit blok in een keer gehaald met een 8 Ik heb dit blok in één keer gehaald met een 8

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  • May 6, 2023
  • 21
  • 2022/2023
  • Summary
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GZW3024: Belangrijkste aantekeningen per
seminar
Seminar 01: Measures of Disease Frequency
Uitkomstmaat is afhankelijke variabele. Onafhankelijke hebben invloed hierop

Oorzaak gevolg kijken: datgene waarvan je denkt dat het de oorzaak is moet eerder
voorkomen dan het gevolg. Maar er kunnen confounders zijn.

Longitudinaal = over tijdsperiode (prospectief of retrospectief)
Cross sectioneel = op een moment


Prevalence Incidence Mortality CFR

Point- Period- Lifetime- CI ID

Case series no no no no no no yes

Ecological yes yes yes yes yes yes yes
study

Crosssectional yes yes yes yes no no no
study/survey

Case-control no no no no no no no
study

Prospective yes yes yes yes yes yes yes
cohort study

Retrospective yes yes yes yes yes yes yes
cohort study

RCT yes yes yes yes yes yes yes

Seminar 02: Linear Regression
R = Pearson's correlation is equal to R2 for linear regression (r kwadraat hoort bij
lineaire regressie)
Interpretation: number between -1 and 1
Represent the strength of the linear relationship between two variables
- R = 1 → perfect linear relationship
- All points exactly on the line positively inclined
- R = -1 → perfect negative relationship
- All points exactly on line negative inclined
- R = 0 → no linear correlation

General formulation: with b/without numbers

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