Elsebey notes 1

Elsebey notes 2

Prevalence

Elsebey notes 3

Odds ratio

Outbreaks

Incidence /Relative Risk

Elsebey notes 4

Ecological study

Randomization

Elsebey notes 5

Intention to treat (better)

As treated analysis (worse)

Hazards ratio

Natural history of the disease

Elsebey notes 6

Non inferiority trials

Elsebey notes 7

Elsebey notes 8

Elsebey notes 9

Elsebey notes 10

Elsebey notes 11

Dose response relation

Elsebey notes 12

Rare disease assumption

Elsebey notes 13

Elsebey notes 14

Elsebey notes 15

Elsebey notes 16

Calculated risk

Standardized incidence ratio

Standardized mortality ratio

Elsebey notes 17

Elsebey notes 18

Generalizability

Elsebey notes 19

Elsebey notes 20

Elsebey notes 21

Reporting bias

Surveillance bias

Elsebey notes 22

Information bias

Sample distortion bias

Respondent bias

Selective survival bias

Neyman bias

Ascertainment bias

Publication bias

Contamination bias

Verification bias

Elsebey notes 23

Sampling bias

Non respondent bias

Berkson bias

Attrition bias

Elsebey notes 24

Hawthorne effect

Elsebey notes 25

Elsebey notes 26

Elsebey notes 27

Elsebey notes 28

Elsebey notes 29

Elsebey notes 30

Elsebey notes 31

Elsebey notes 32

Sample size

Elsebey notes 33

Heterogenecity

Elsebey notes 34

Elsebey notes 35

Elsebey notes 36

Survival analysis

Time-to-event

Hazards ratio

Latency Period

Elsebey notes 37

Mortality prediction curve

QALYs & DALYs

QALY = Age at full health + (Years of disability x Time-trade-off) Time-trade-off = Years in full health equivalent to Years in disability

DALY = Years of Life Lost (YLL) + Years Lived with Disability (YLD)