PSM | Anatomy2Medicine
Descriptive epidemiology provides a way of organizing and analyzing these data in order to understand variations in disease frequency geographically and over time, and how disease (or health) varies among people based on a host of personal characteristics

Decriptive epidemiology

Changes in occurrence of a disease over long periods of time are known as –     Secular trends (MCQ) Time distribution of disease:   Short term fluctuations: Epidemic: Occurrence of no. of cases of a disease ‘clearly in excess of normal expectancy (NE)’ Normal expectancy is derived by looking at average of no. of […]

Mortality measurements

Survival rate can be used as a yardstick for the assessment of standards of therapy – Survival rate: Is the proportion of survivors in a group (e.g. of patients), studied and followed over a period of time (e.g. over a period of 5 years) Is used to ‘describe prognosis’ in certain disease conditions Can be […]



REVISED NATIONAL TB CONTROL PROGRAM   Clinical Vignette in exam:   A 25-year-old female has been diagnosed to be suffering from tuberculosis categorized as category I (sputum +ve) case of relapse. The new treatment regimen recommended under DOTS is – 2(HRSZE)3 + 1(HRZE)3 + 5(HRE)3 (mcq)   CATEGORIZATION AND TREATMENT REGIMENS IN RNTCP: K-Kanamycin,O Ofloxacin, […]