Paediatricscommon
A girl born at 28 weeks gestation is brought to the child health nurse for a routine review. She is now 5 months old by the calendar and has been home from the neonatal unit for six weeks. Her mother is worried that she is smaller than her cousins and is not yet rolling over. She is feeding well and there are no other concerns. You are about to plot her weight, length and head circumference. At which one of the following ages should these measurements be plotted?