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y=years Standing Height Length from the top of head to the bottom of foot 3y :Lying on back (recumbent length) At birth : 50 cm 1y: 75 cm 2y: 87cm 2 ~12y: age 7 + 70cm (75) Two Peaks of Height Infants The first 3 months Increasing 11 ~ 12cm Adolescence Peak height velocity PHA(生長高峰 ) Two times of child period speed Lasting 23 years Girls being higher than boys Pars Superior and Pars Inferior At Birth Pars Superior () Pars Inferior () (上部量 ) (下部量 ) 12 years old Pars Superior = Pars Inferior Sitting Height Height from the top of head to hucklebone tuber Representing the development of skull and spine 3y : Crownrump length when lying on back Finger Distance Distance between two middle fingers when two arms lying at level Representing the development of long bone of the upper limbs Normal: height Unusual : height 1 ~ 2cm Head Circumference At birth: 33~34cm 1 y: 46 cm (the first 3m=later9 m=6 cm) 2 y: 48 cm 5 y: 50 cm 15y: 54~58cm Chest Circumference At birth : 32cm < head circumference 1~2cm 1y: = Head Circumference > 1 y: > Head Circumference Age CC( cm) paring with HC( cm) Chest circumference At birth 32 1~ 2 1y 46 equal 1y HC+( age1) ( age1) CC= chest circumference, HC= head circumference Growth curve of CC and HC 303540455055603 1 2 3 4 5 7頭圍 胸圍cm Upper Arm Circumference <5 y : Reflecting children’s nutrition conditions > : Fine ~: Medium < : Malnutrition Proportion of Body Proportion of the head and height: infants(1/4)adults (1/8) Weight by Stature (體形勻稱) WeightForHeight (身高的體重) Chest Circumference/Height (身高胸圍指數(shù)) EMI/age (年齡的體塊指數(shù)) TrunkLeg Ration (身材勻稱 ) Sitting Height/Standing Height . At birth:→14 years : Span and Standing Height 常用的統(tǒng)計學(xué)表示方法 +2SD 2SD 均值離差法 P3rd P50th P97th 百分位法 ?界值點的選擇( cutoff point) ( 1)均值離差法: 177。 Birth 3 3/(0~3月 ) 1 3/(3~12月 ) 2 3 3/(1~2歲 ) Growth on weight ? 6m W: W at birth( Kg) +m ( Kg) 7~12m W: 6 ( Kg) +m ( Kg) 2y~prepuberty: age 2( Kg) +7(or8)( Kg) or ? 3~12m: [age( m) +9] / 2(Kg) 1~6y: age( y) 2+8( Kg) 7~12y: [age( y) 75] / 2(Kg) W=weight。 12m 9177。 kg Girl : 177。 behavior 。Introduction 曹勵之 Physical and emotional health of infants 、 children 、 and adolescents ; their gro