Growth velocity & preterm

WHO increment bands for infants and Fenton preterm growth charts.

Routes in this category

• GET /hc-velocity - List WHO 6-month head circumference increment rows (-3SD to +3SD, cm)
• POST /hc-velocity/bulk - Bulk-create HC velocity rows (admin)
• GET /hc-velocity/classify - Classify a 6-month head circumference increment (birth to 24 months)
• GET /length-velocity - List WHO 6-month length increment rows (-3SD to +3SD, cm)
• POST /length-velocity/bulk - Bulk-create Length velocity rows (admin)
• GET /length-velocity/classify - Classify a 6-month length increment (birth to 24 months)
• GET /weight-velocity - List WHO 6-month weight increment rows (grams, with L/M/S/Delta)
• POST /weight-velocity/bulk - Bulk-create weight velocity rows (admin)
• GET /weight-velocity/classify - Classify a 6-month weight increment (birth to 24 months)
• POST /fenton-preterm/bulk - Bulk-create Fenton preterm reference rows (admin)
• GET /fenton-preterm/chart - Server-rendered SVG growth chart (P3/P10/P50/P90/P97 curves)
• GET /fenton-preterm/classify - Classify a preterm infant measurement (weight, length, or head circumference)
• POST /fenton-preterm/growth - Classify a series of same-metric measurements over time (trajectory + trend)
• POST /fenton-preterm/profile - Classify weight, length, and head circumference together at one timepoint
• GET /fenton-preterm/references - Static reference metadata (years, sexes, metrics, valid age ranges, citations, license)
• POST /fenton-preterm/velocity - Growth velocity between consecutive same-metric measurements

More in API Reference

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• WHO growth standards - Z-scores, percentiles and status bands from birth to 19 years, and the combined assessment.
• Growth velocity & preterm - WHO increment bands for infants and Fenton preterm growth charts.
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• Research & epidemiology - Harmonise study data, analyse outcomes and surveys, audit data quality and export analysis-ready datasets.
• FHIR R4 - Stateless growth evaluation and the Nutrition Care Process as FHIR resources.
• AI, knowledge & memory - Retrieval-augmented answers and session memory for assistants.
• Keys & platform - API keys, developer keys, batching, health and metadata.
• More routes - Other documented routes.