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Related Experiment Videos

Multiplier method for predicting adult foot length.

Bradley M Lamm1, Dror Paley, David B Kurland

  • 1Rubin Institute for Advanced Orthopaedics, Sinai Hospital of Baltimore, MD 21215, USA.

Journal of Pediatric Orthopedics
|June 23, 2006
PubMed
Summary

Foot length multipliers can predict mature foot length, similar to limb length prediction. These multipliers are consistent across percentiles and databases, offering a reliable method for assessing foot growth.

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Area of Science:

  • Anthropometry
  • Pediatric Growth Assessment
  • Skeletal Development

Background:

  • The multiplier method accurately predicts skeletal maturity for lower and upper limb lengths and total height.
  • This method utilizes age and gender-specific coefficients to estimate mature lengths from current measurements.
  • Previous research validated multipliers for limb lengths and height, showing consistency across percentiles.

Purpose of the Study:

  • To calculate foot length multipliers for predicting mature foot length.
  • To determine if foot length multipliers are independent of percentile, similar to limb and height multipliers.
  • To compare foot length multipliers with those for lower and upper limbs and total height.

Main Methods:

  • Calculated foot length multipliers by dividing mature foot length by foot length at various ages across different percentiles and genders.

Related Experiment Videos

  • Utilized data from three independent, previously published pediatric foot length databases.
  • Compared calculated foot length multipliers with existing multipliers for lower limb, upper limb, and total height.

    • Main Results:

    • Foot length multiplier values showed minimal variability across different percentile groups and ages.
    • Multipliers calculated from separate databases were consistent, indicating reliability.
    • Foot length multipliers differed significantly from lower limb multipliers, as the foot matures earlier than the tibia or femur.

    Conclusions:

    • Foot length multipliers are reliable and independent of percentile, suitable for predicting mature foot length.
    • The consistency across databases supports the generalizability of these multipliers.
    • Foot length multipliers can likely be used for accurate prediction of foot length and foot length discrepancy at skeletal maturity.