Table 3. Composition of the 2017 Korean National Growth Charts.

Growth charts	Application of WHO Child Growth Standards	Application of new Growth Charts	Percentiles	SD scores
Height-for-age	<3 years (0–35 months)	3–18 years (36–227 months)	1st, 3rd, 5th, 10th, 15th, 25th, 50th, 75th, 85th, 90th, 95th, 97th, 99th	−3 SD, –2 SD, –1 SD, 0 SD, +1 SD, +2 SD, +3 SD
Weight-for-age	<3 years (0–35 months)	3–18 years (36–227 months)
Body mass index-for-age	2 years or more and <3 years (24–35 months)	3–18 years (36–227 months)
Weight-for-height	<3 years (0–35 months)	3–18 years (36–227 months)
Head circumference-for-age	<3 years (0–35 months)	3–6 years (36–72 months)

WHO, World Health Organization; SD, standard deviation.