In the United States, a graduate from an accredited PA program must pass the NCCPA-administered Physician Assistant National Certifying Exam before becoming a PA-C; this certification is required for licensure in all states.
Small for gestational age (SGA) babies are those whose birth weight lies below the 10th percentile for that gestational age. Low birth weight (LBW), is sometimes used to define a baby that weighs less than 5 lb 8 oz (2500 g) regardless of gestational age.
Growth charts 2 to 18 years. Maternal and Child Health nurses use percentile charts from the Centre for Disease Control for children between 2 and 18 years of age, which measure height, weight and Body Mass Index (BMI).