Usually referred to as weight below but length above 10th centile for gestational age.
Usually referred to as weight and length below 10th centile for gestational age.
Infant, not light or small for gestational age, showing signs of fetal malnutrition, such as dry, peeling skin and loss of subcutaneous tissue.
When both birth weight and gestational age are available, priority of assignment should be given to birth weight.
Birth weight 999 g or less.
Birth weight 1000-2499 g.
Less than 28 completed weeks (less than 196 completed days) of gestation.
28 completed weeks or more but less than 37 completed weeks (196 completed days but less than 259 completed days) of gestation.
When both birth weight and gestational age are available, priority of assignment should be given to birth weight.
Usually implies a birth weight of 4500 g or more.
Usually implies a birth weight >90th percentile for gestational age or 4000 g or more at term
Other fetus or infant heavy- or large-for-dates regardless of period of gestation.
Fetus or infant with gestation period of 42 completed weeks or more (294 days or more), not heavy- or large-for-dates.