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Uedu Public Health · Interdisciplinary General Education

Caring for the health of an entire population

Epidemiology and biostatistics, health promotion, environmental and occupational health, to health policy and global health.
Each article indicates the level and includes a conceptual diagram.

30
readings
15
Topic category
6
Terminology
Epidemiology · SIR model DEMO
R₀=2.5 S+I+R=N Closed population
2.5
Basic reproduction number R₀
~26%
Infection peak
60%
Immune threshold
~89%
Final scale
S susceptible I infected R recovered
Model illustration · SIR · herd immunity threshold = 1−1/R₀ = 60%

SIR model · 1−1/R₀ = 60%

Notes for use

This section contains original educational material intended to build conceptual frameworks; the illustrations are conceptual diagrams generated by AI (not precise schematic diagrams). For deeper study, please still refer to textbooks and authoritative teaching materials.