FA 4

Question 1

precision - aka

accuracy - aka

Answer 1

precision = consistency = reproducibility = reliability 
accuracy = truness = validity

Question 2

accuracy vs precision according to errors

Answer 2

accuracy –> systemic

precision –> random (explain by chance - unpredicable)

Question 3

Diseases that are always reportable

Answer 3

AIDS, syphilis, gonorrhea, TB, childhood disease,

Question 4

Stages of grief - terminal illness

Answer 4

1. Denial
2. Anger
3. Bargaining
4. Depression
5. Acceptance

Question 5

case fatality rate

Answer 5

divide number of fetal cases by the the total number of people with this disease

Question 6

Hawthorne effect

Answer 6

(aka observer effect) is the tendency of study subjects to change their behavior as a result of their awareness that their being studied

Question 7

premature ejaculation - criteria

Answer 7

ejaculation within 1 minute of penetration, most of the time for least 6 months)

Question 8

Medical conditions linked to premature ejaculation

Answer 8

prostatitis + thyroid disease

medical conditions that affect nerves of blood flow causes erectile dysfunction

Question 9

SSRI - MC side effect

Answer 9

sexual dysfunction (50% of patients –> frequent cause of non-adherence)

Question 10

Tourette vs chronic tic disorder

Answer 10

tourrete –> both motor + vocal tics

chronic tic disorder –> only 1 of motor or vocal

Question 11

1. crude birth rate

2. crude mortality

Answer 11

1. number of live birth / total population

2. number of live death / total population

Question 12

maternal mortality rate

Answer 12

maternal deaths / live births

Question 13

Fisher’s exact test

Answer 13

like X square test but in smaller sample

less than 10 people in each cell

Question 14

when RR = OR

Answer 14

rare diseases

rare disease assumption