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Published on: February 23, 2014
Perspectives on the burden of pneumonia in children
1London School of Hygiene and Tropical Medicine, Keppel Street, London WC1E 7HT, UK. kim.mulholland@ishtm.ac.uk
Insights
Early 20th-century infant mortality from pneumonia was high. While antibiotics helped, improvements in nutrition and childcare significantly reduced pneumonia deaths before widespread antibiotic use.
Area of Science:
- Pediatrics
- Public Health
- Medical History
Background:
- Infant mortality in the early 20th century US was alarmingly high, with pneumonia accounting for a significant portion of deaths.
- Childhood pneumonia presented a high case fatality rate in the pre-antibiotic era, disproportionately affecting infants.
Purpose of the Study:
- To analyze historical trends in pneumonia mortality among infants in the US.
- To evaluate the impact of antibiotics versus other factors on reducing pneumonia deaths.
- To inform current strategies for pneumonia control.
Main Methods:
- Historical data analysis of infant mortality rates and causes of death in the US from 1900.
- Comparison of mortality trends before and after the introduction of antibiotics.
- Review of contributing factors to pneumonia mortality reduction.
Main Results:
- Pneumonia was a leading cause of infant death in the early 1900s.
- Antibiotics reduced pneumonia mortality, but the most substantial decline occurred prior to their widespread use.
- Improvements in nutrition and childcare likely played a major role in early mortality reduction.
Conclusions:
- Historical data indicates that non-medical interventions like improved nutrition and childcare were critical in reducing early 20th-century pneumonia mortality.
- Current pneumonia control strategies focusing on case management and vaccines may benefit from a broader, more holistic approach informed by historical context.
Abstract:
In the US at the beginning of the 20th century, the infant mortality rate was high (150/1000 live births); 19% of deaths were due to pneumonia. In the pre-antibiotic era, childhood pneumonia case fatality rates were age dependant with most deaths occurring in infants. The introduction of antibiotics in the late 1930s lowered the mortality, but in the US most of the improvements in pneumonia mortality since 1900 had already occurred, probably due to improvements in nutrition and child care. Today, efforts to control pneumonia mortality are focused on case management and vaccines. History suggests that a more holistic approach may be needed.
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