Part 2 · Epidemiology I — Measures and Observational Designs
Same concept, other depth: Foundation →
Dear Doctor, shall we discuss & understand?
Sweet, clear and patient — like a friend who really wants you to get it. I believe in you — let's grow step by step.
Voice chat works best in Chrome or Edge — you can also read, listen and type below.
| Indicator | Formula |
|---|---|
| Crude death rate | Deaths during year / mid‑year population × 1,000 |
| Specific death rate (age, sex, cause) | Deaths in subgroup / mid‑year population of subgroup × 1,000 (or 100,000 for cause) |
| Case fatality rate | Deaths from disease / cases of disease × 100 |
| Proportional mortality rate | Deaths from cause / total deaths × 100 |
| Survival rate | Patients alive at end of period (e.g., 5 years) / patients diagnosed × 100 |
Loading the rest of this concept…
Talk it through with Dr. Amy
Dear Doctor, I'll teach a little, then listen to you — slowly, warmly, and at your pace.
Finished this one?
No test, no score — just a tick for you, kept on your own device.
Connected to this topic
Educational only — not a substitute for clinical judgement, supervision, or local guidelines.