Pediatrics - Well Child & Development

10%

expected weight loss in first few days of infant life

10 days

infant should return to birth weight by this point

3.5 kg

average birth weight (kg)

10 kg

average weight at 1 year (kg)

20-30 g

daily weight gain for first 3-4 months (g)

15-20 g

daily weight gain from 4-12 months (g)

20 inches

average length at birth

50%

infant length should increase this much by 1 year of age

1 cm/month

average head circumference growth for first year of life

10 cm

total head circumference growth after first year of life

<5%

underweight infant BMI

5-84%

normal infant BMI

85-95%

overweight infant BMI

>95%

obese infant BMI

>99%

severely obsese infant BMI

3 years

when to begin BP screening

3 years

when to begin vision testing

4 years

when to begin hearing testing

1 year

when to begin oral health assessment

12 months

when to screen healthy infants for anemia

9-12 months and 24 months

when to perform lead screening

12 years

when to start regular STI screenings

2 years

rear facing car seat until at least this age

4 feet 9 inches and 8-12 years old

requirements for belt-positioning booster seat

no screen time

AAP recommendation for screen time in children 18-24 months

<1 hour/day

AAP recommendation for screen time in children 2-5 years old

2 weeks

gross motor: moves head side-to-side

personal/social: regards face

language: alerts to bell

2 months

gross motor: lifts shoulders when prone

fine motor: tracks past midline

personal/social: smiles responsively

language: cooing

4 months

gross motor: lifts up on hands, rolls front to back

fine motor: reaches for object

personal/social: looks at hand

language: laughs and squeals

6 months

gross motor: sits alone, rolls back to front

fine motor: transfers objects

personal/social: feeds self, holds bottle

language: babbles

9 months

gross motor: pulls to stand, gets into seating position

fine motor: starts pincer grasp

personal/social: waves bye-bye

language: says dada/mama nonspecific, says 2 syllable sounds

12 months

gross motor: walks

fine motor: puts block in cup

personal/social: drinks from cup

language: says mama/dada specific

15 months

gross motor: walks backwards

fine motor: stacks 2 blocks

personal/social: uses spoon and fork

language: says 3-6 words

18 months

gross motor: runs, kicks a ball

fine motor: stacks 4 blocks

personal/social: removes clothing

language: says at least 6 words

2 years

gross motor: walks up and down stairs

fine motor: stacks 6 blocks

personal/social: puts on clothes

language: puts 2 words together, knows body parts, speech understandable to 50%

3 years

gross motor: walks stairs alternating feet

fine motor: stacks 8 blocks

personal/social: uses spoon well

language: names pictures, says 3 word sentences, speech understandable to 75%

4 years

gross motor: balances well on each foot

fine motor: draws person with 3 parts

personal/social: brushes teeth and dresses without help

language: names colors, understands adjectives