Social & Preventive Medicine MCQ Questions — Page 1214

Question 1

Berkesonian bias is due to?

Answer

Presence of confounding factors in both cases & controls

Answer

Questioning the cases more thoroughly as compared to controls

Answer

Different rates of admission to hospital due to different diseases

Answer

Better recall by the cases as compared to controls

Question 2

Answer

Ethynil estradiol

Answer

Progesterone

Answer

Mifepristone

Answer

Nonoxynol-9

Question 3

Answer

Baseline characteristics of intervention and control groups should be similar

Answer

Investigator's bias is minimized by double blinding

Answer

The sample size required depends on the hypothesis

Answer

The drop-outs from the trial should be excluded from the analysis

Question 4

Answer

Cholera vaccination to all individuals

Answer

Safe water supply and sanitation

Answer

Primary Chemoprophylaxis

Answer

treatment everyone in the village’ with tetracycline

Question 5

ATrachoma

CCataract

Answer

Epidemic conjunctivitis

Answer

Onchocerciasis

Question 6

Answer

Service approach

Answer

Regulatory approach

Answer

Health education approach

Answer

Mass media

Question 7

CHigh PPV

Answer

Low prevalence

Answer

High specificity

Answer

Low sensitivity

Question 8

CSandfly

Answer

Anophales mosquito

Answer

Culex mosquito

Answer

Aedes mosquito

Question 9

ADDT

CGambusia

Answer

Paris green

Answer

Intermittent irrigation