This page is running on a Shiny server that allows the statistical package R to plot newborn growth on the 2013 Fenton growth charts for premature newborns. This is a direct data entry application, which allows you to enter your data on this page. If you prefer to upload your data in the form of a spreadsheet, please click here.
Dates must be entered using the format
and are stored as days since Jan 1, 1970; they can be entered directly or using the calendar tool. Use the sliders to enter gestational age at birth e.g. 30 weeks + 3 days. Thereafter, the dates of birth and measurement will be used to calculate the equivalent gestational age in
Length and head circumference should be measured in cm and weight in grams. After entering your selections, click
to add the new data point to your dataset. The full dataset will be updated and displayed below.
This will remain blank until at least one data point is added by clicking
. The variable
represents the equivalent gestational age on the day of measurement.
Once a dataset has been created, click
to render the chart. The sidebar provides plot options and a choice of charts.
Once you're happy with your data and plot options, click on the
button to download a hi-resolution graphic for publication or presentation. You may also download a .csv spreadsheet with the dataset you entered for use with our
Z score calculator.
Although age in weeks is the variable of interest, the dates of birth (DOB) and visit (DOV) are included in the format '2000-12-30'; however, depending on your Excel preferences, they may not be displayed this way.