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Growth standards, Z-scores and growth charts sheet
10-mark answer frame

Explain growth monitoring. How are growth charts plotted and interpreted for children under five?

How to lay out the answer. Follow the frame, then write it in your own words.

  1. 1 · Open in two lines. Growth monitoring is regular weighing of a child and plotting the weight on a growth chart to detect faltering early. It is the cheapest early-warning system for malnutrition.
  2. 2 · Standards and indices. WHO Child Growth Standards (2006); weight-for-age, height-for-age and weight-for-height.
  3. 3 · Z-scores. Formula, cut-offs of −2 and −3 SD, and a worked example (9.4 kg at 24 months gives −2.24: moderate).
  4. 4 · Draw a growth chart. [Diagram: age in months on the x-axis, weight on the y-axis, median and −2 and −3 SD curves, a child's line rising and then going flat]
  5. 5 · Steps of plotting.
    • Chart by sex; age in completed months.
    • Weigh accurately; plot the dot; join it to the last dot.
  6. 6 · Interpretation. Rising and parallel is good; flat is faltering; falling is danger; below −3 SD needs a check for SAM.
  7. 7 · In the community. Explaining the line to the mother on the MCP card at the anganwadi turns monitoring into growth promotion.
  8. 8 · Close in one line. A growth chart catches malnutrition months before it can be seen.

Scoring tip: Draw the chart neatly with labelled axes and the −2 and −3 SD curves; the line's direction is what examiners want explained.