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Updated: Jun 23, 2026

Physical Activity Measurement in Children Accepting Table Tennis Training
06:51

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Published on: July 27, 2022

Surface area in children: a simple formula.

Muhammad Furqan1, Anwarul Haque

  • 1Department of Pediatrics and Child Health, Aga Khan University Hospital, Karachi 74800, Pakistan.

Indian Pediatrics
|May 12, 2009
PubMed
Summary
This summary is machine-generated.

A new, simple weight-based formula accurately calculates body surface area (BSA) in pediatric cardiac surgery patients. This easy-to-use method correlates highly with the established Mosteller formula, offering a practical alternative.

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Last Updated: Jun 23, 2026

Physical Activity Measurement in Children Accepting Table Tennis Training
06:51

Physical Activity Measurement in Children Accepting Table Tennis Training

Published on: July 27, 2022

Area of Science:

  • Pediatric Cardiology
  • Medical Statistics
  • Surgical Outcomes

Background:

  • Accurate body surface area (BSA) calculation is crucial for pediatric cardiac surgery.
  • The Mosteller formula is a widely used but complex method for BSA estimation.
  • Simpler, accurate alternatives are needed to streamline clinical practice.

Purpose of the Study:

  • To compare the accuracy of a novel weight-based BSA formula against the traditional Mosteller formula.
  • To evaluate the clinical utility and ease of use of the new formula in pediatric cardiac surgery patients.

Main Methods:

  • Retrospective analysis of 363 pediatric patients undergoing cardiac surgery (1991-2000).
  • Comparison of BSA calculated using the Mosteller formula (sqrt(H x (W/360))) and a new weight-based formula ([4Wkg+7]/[90+Wkg]).
  • Statistical analysis to determine the correlation between the two formulas.

Main Results:

  • Excellent correlation (r²=0.991) was observed between the Mosteller and the weight-based BSA formulas (P < 0.001).
  • The weight-based formula demonstrated high accuracy and ease of application.
  • The study included a diverse pediatric population (5 days to 18 years; 1.2 kg to 98 kg).

Conclusions:

  • The simple weight-based BSA formula is a highly accurate and practical alternative to the Mosteller formula.
  • This new formula can replace the Mosteller formula, reducing calculation time in pediatric cardiac surgery.
  • Its ease of use supports efficient and safe clinical application.