Pediatrics 1954 NYHAN 442 8

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NEONATAL GROWTH IN WEIGHT OF NORMAL INFANTS ON FOUR DIFFERENT FEEDING REGIMENS WILLIAM L. NYHAN and MORRIS A. WESSEL Pediatrics  1954;14;442

 

The online version of this article, along with updated information and services, is located on the World Wide Web at: http://pediatrics.aappublications.org/content/14/5/442

PEDIATRICS is the official journal of the American Academy of Pediatrics. A monthly publication, it has been published continuously since 1948. PEDIATRICS is owned, published, and trademarked by the American Academy of Pediatrics, 141 Northwest Point Boulevard, Elk Grove Village, Illinois, 60007. Copyright © 1954 by the American Academy of Pediatrics. All rights reserved. Print ISSN: 0031-4005. Online ISSN: 1098-4275.

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NEO NA TA L

GROW TH ON

By

IN

FOUR

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LL

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to

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it

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re p o rte d

d u rin g

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g ro u p

1930

M.D.

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o b se rv a b le

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R

IN F A N T S

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ent

of

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c o m p a r is o n

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have

p a u c ity

c u rre n t

of

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H av a v en en

NORM AL

ING

M .D.,#{176}A N D

NYHAN,

N ew ew

T

OF

m il k

a

th e

p ro p o rtio n s added

m ix tu re

is i n

p ro te in ,

in

T he

c a l o r ic

d u r in g

g iv e n in m ix tu re

w as

c a lo rie s f at.

w e ig h ts

th e h o m e to o f e v a p o ra ted of

in

th e

a p p r o x i m a te l y 45% v alu e

in

th e

1 :1 .5 fo rm

to

in fa n ts m i lk

w h ic h

o f c o rn 16%

of

c a r b o h y d r a te is

5% sy ru p .

th e

and

ap p ro x im a te ly

C al/cc.

S e r v ic e .

pe-

44 2

Downloaded from  from pediatrics.aappublications.org  at Indonesia:AAP Sponsored on March 7, 2014

to ta l

39% 0 .7

 

O RI R IG IN A L TA BLE MEAN

W E IG H T

V A R IA T IO N S FR O M

Fao

G M 5.

B IR T H

W E IG H T

4

443

A RT R T IC L E S

BIRTH

4

OF

I 1 IG H T

D IF F E R E N T

F E E D IN G

Loss

MAXIMAL

AND

100

OF

GROUPS

B A B IE S

E M ’I I

 G M S .

ON

R E G IM E N S

6

‘I aXirn /

D ay

 

 

Br e a s t f e d

_150. 8

Lo si

223. 2

215. 9

170. 2

121. 7

±8 5 . 9 t

±89 . 2

±11 0. 4

±1 1 1 . 9

±12 7. 4

110. 0

186. 2

124. 1

±7 5 . 8

±8 0 . 8

±10 6. 9

Bo t t l e f e d

100. 1

  129. 0

102. 7

  63. 7

nursery

±68 7

±72 8

±89 9

±97 1

nur s e r y

Br e a s t f e d r o o mi n g i n

Bo t t l e f e d

88. 6

room in g-in

104. 4

± 67 .2

89. 8

±96 . 4

2. 2

-2 3.3

-11 .5 ±10 4. 2

±4 9 6

1501

153. 4 ±75 9

±119 4

±1 0 8 . 3

1529

±88 . 2

31. 2 ±114 9

±4 1 6

173. 5

±15 1. 9

Is Is

1650

±98 . 2

15. 0

±14 0. 9

-57 .7

± 8 8.2

- 2 5 6 .7

±12 6. 1

55. 0

±1 1 9 . 9

75. 1

± 7 7.7

8 4 .8

 

II

±45

-13 1.4

15 29

±71 . 9

±3 9 1

M ea ean. n. S tan da dard

 

nod

d ev ev iatio n. n.

the period

gro ups

of

babies

C hart

I. It m ay ay

w ei eight

variation

quite

be

B ef efore

b irth

each

w ei eig ht.

mean

ences F or

each

m ea e ans

of

an d

be

the

were

an d

T h ese

data

no

fo r

(t test)

sign ificant

various

perdiffer-

the

ch anges

in

w eigh t

tw o

or

E AN EACH

DA I L Y ON

WE I GHT S F OUR

OF

FO U R

G RO U PS

DI F F E RE NT

OF

F E EDI NG

00

B A B IE S

R E GI ME NS

attribu tab le

co w ’s

m ilk.

the greater

losses

b abies

on

d ay

bu t

cant

at

of

On

som ew ew h at

throu gh

th e

days

1%

or

and

six

5%

x CD

loss

w er ere

again

ally

(0 .1%

leve vell

T he  

 {149}

B I RTH

2

3

fe d

R oo oo m In g

In

‘Breost

fed

R o o m In g

In

  {149 }Bo IIIe

fed

Nu rsery

 .B re o s I

fe d

Nut

4 DAY

CHART

B O IIIe

I

5

nery

6

last

th e

lesser

w er ere of

th e

significant

lin es

of

o f th ose

this

table

as

opposed

to

th e

d ifferences

strict

com pa pariso ns

th an

not

statistic-

a tt tt ri ri bu b u t ab ab le le t o f l ex ex ib ib le l e schedule

riod

did

of con onffide denc ncee).

tw o

lose

con fidence.

i n m ax a x im i m al al

be

to

sig nifi-

lo sses

estim at ation

tend ed

d irec-

m ag ag nitude.

five

an

b oth

w as as th e

sam e

D if i f fe f e re r e nc n c es es

h ig hly

loss

room in ing-in

the

lev els

seven

d if i f fe f e r s ig i g ni n i fi f i ca c a nt n t ly ly

(0.1%

am on ong

in

day

sig nifi-

m ax axim al al

A m on ong w ere

nursery

w eek

greater

d ifferen ces

of

bottle-fed

first

T ile

II,

u se

h ad the

the

II.

T able

tile

babies

of

test).

differences

the

than

con fid en ce).

D ifferences

in

to

breast-fed

babies.

tion

calcu-

I and

the

A m on ong

sign ificantly

b abies

T ab les

of

be

b reast-fed N

w ei eig ht

(t

co m parison s

cantly

of

b irth

w er ere

in

estim at ation

each

T ile

statistically

b abies

likew ise

from

d ev iations

presen ted

an

hu m an an

lev el

g ro ups.

are

m ight

determ in ed .

v ariations

analyzed

first

that

w ere

stan dard

lated

reg ard

c a l c u l a t e d and

difference

infan t

o f these

grou ps

d eviations

w eight

th eir

represen t

w ith

stan dard

w er ere th e

in

w as as to

birth

T he stud y

birth weight

am on ong

g ro ups

com pa parability T he

T here

fo ur

from

grou ps.

analysis of mean

form ed ed.

pattern

ten ded

statistical

fo r

th e

cu rves

fo ur

further

tested

the

fo ur

presented

that

am on ong

all

of the are

seen

T he

for

w er ere

an

studied

sim ilar.

sm oo ooth

to

o f ho spitalizatio n

schedule

the less

during

schedule-fed

ad

in volve

that

m ig igh t feeding

feedin g.

lib-fed the

In

bab ies

ho spital

b ab ies.

p e-

A m o ng

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4 44

N Y H A N -N E O N A T A L

GROW TH

T A BL E S I G NI NI F I C AN AN T

 t

I ) I F FE FE I I E N C ES ES

Loss

F U 0M

n u r ser y nursery

roOIIIiIlg-iII

B ottle-fed

roohnillg-in

n u r s e ry rooming-in

B ottle-fed

n u r se r y

Bottle- fed

roolnillg-ill

OF

AND

BABIE S

M a x ima l

th e

w e re

w e re ,

c an t

d i f f e re n c e s ,

th e

b o ttle -f e d

th is

b ab ie s .

p ari s o n

w e re

s am e f ew er

of

D i f f e re n c e s

at

on

lo s s

w as

th e in

s ig n if ic an t

p<

of

s ig -

b o ttle - f e d

th is

th e

l as t

5

com -

e ac h

significantly more

g ro u p . g ro u p s

than

O the r at

th is

had

m e an s

s t a n d ard

p o s s ib ility

o b s e rv e d m ig h t

w e re

a ri s e s

d i f f e re n c e s be

fed babies

re l a t e d

am o n g not

t h at

d u ri n g to

received

o f l i fe fe w hi hi l e t h e a c o m p a ra b l e

w as f or

An then

th e

food

b re a s t - f e d c a l o ri c

l a c ta t a t i on o n s o m e wh wh a t

b ab ie s T he

of

th e th e

for

deg ro u p s

of

m e an s

an al y s i s

th e s e

of

performed. III.

m e an

d if -

These T h is

data

a n a l y s is

a p re re ci c i s e e st s t i ma ma ti ti on on o f t h e a ve ve ra ra ge ge

rat i o n

of

w e ig h t

w h ic h

w as

not

sented

in

d aily

C h a rt

w e ig h ts w eig h t

in

g ro u p

in

th e

f ro m

I , w h e re

s im p ly

w e re

lo w e s t

th e

lo s s

p o ss ib le

four

th e

of

g ro u p s

p re -

a v e rag e

T he

d ay

s ig n if ic an tly

b re a s t - f e d

n u rs e ry

am o n g

th e

of late r

b ab ie s

i n e it it he h e r o f t he he b o tt t t l e f e d g r ou o u p s. s. o t h e rw i s e

du -

d at a th e

d e t e rm i n e d .

o c c u rr e d

g ro u p s

D ifw e re

DAY

OF

L O W E ST

E AC H

W E IG H T

4

ON

III

FOR

1 )I F F E R E N T

4

G io u e s

OF

FE E D ING

th e

f i rs t

th at

in tak e l a t e r.

so m e

f ro m

g ai l I .

v a ri o u s

10 0

BABIES

R E G IM E NS

Standard

D ay

 

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w k. k.

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th e w e ek

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3.4

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3.2

1 .3

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3 .1

0 .9

d ay for

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=

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the

  p < . 0 01 01

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r e s pe pe c t iv iv e l y .

w er er e

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and

 

O RI R IG IN A L

A RT R T IC L E S

TA BLE C O M P O S IT IO N

OF

THE

G RO U PS

W IT H

REGARD

445

IV TO

SEX,

AND

COLOR

S ex

M A TE R NA L

P A R IT Y

o lo r

M a le

F e m a le

 

W h it e

N eg ro

Parity

tern l

M ul l i par a

P r im ip a r a

B ottle-fed

nursery

52

48

75

25

 9

8

B re reast-fed

n ur ursery

48

52

65

35

3

69

Bo t t l e f e d

r oo oo m n g i n

56

44

87

13

44

56

B re reast-fed

ro om om in in gg-in

48

93

7

66

34

nott no

sign gniificant T h ree

statistically.

facto rs

w ei eight

cou ld

lectio n

because

th e

an d

three

W hen

that

there

w er ere

nu rsery

sex

groups

 X 2

t wo wo

br oad

di d

not

f ed

gr oups

25

=

the

Th e r e

than (p.

in

to

b reast

fed

latter of

bot t l e f ed p arity.

p rim ip arous

differences

th e

of care

(p.

r ef l e c t t he

grou ps an d

9.8

=

cho osing feed ing

am on ong

th e

 

th e

fact

group s

only

differen ces

betw een

cow ’s

m ixtu res

fact

m ilk th at

T he

in

in

in

sam e

d irection.

T he

results

clinic

visit

A ct ctually

barring

unexpected

th e

in

energ y

o utpu t

fluctuations

of healthy

n ew bo bo rn

rel at ed o t he he r

mo r e f ac a c t or or

to Amo n g

f ood t he he

i nt ake gr oups

t han

to

o f babi es

general

spread

are

any i n

very

after

am on on g

am on g h ouse

neonatal

advice

dou btful

that

th e

little

philosophy

of

the

in

these

of

gains

in

postn atal

to

interp ret.

m od ode

of feedthe

fo ur

the

ho spital.

flexible

feeding

period

this

m em em be bers to

of the

neonatal

parents staff

low est

po ints

am o ng from

any

b reast-fed

of

discharg e

d uring

th e

difficult that

lactatio n.

b ab ies

tim e

m or o re

it is lik ely

d iffered

sched ules

w eight

infan ts

are

foo d b reast-

of

analysis

the

the

day

in

th e

by

to

the of

bo ttle-fed

of

m ad ade

the

receiv ed

the

to

and

rather

w hi hile

later the

that

no t

m ilk

onset

th at

occurred

w eig ht

life

lo ss

suggests

b ut

th e

than

T he

differences

aw ai aited

babies

COMMENTS

th at

of

daily

related

babies

day

w ei eig ht

ing

likely

bottle-fed

first

observation

th e

five

are h um an

room -

popul po pulation.

appears

the

ro om ing -in in

used

pe-

b abies.

differences day

to

this

babies, h ad

th e

d ifferences

tend

h ad

bottle-fed

throu gh

ob serv ed

the

con sistently

am on ong

sig nificant

grou ps

It

that

signifi-

ov erall

life

the

babies

various

of

D ur urin g

losses

than

bo ttledid

greater

fed

c o mp o s i

the

at

flu ctu atio ns

w eek

ex pectatio ns.

that

than

the room in ing-in babies co nsistently

< .01 )).

the

o f life fo od

babies

those

and

w ei eight

first

flex ible

d id

losses than b reast-fed

signifi-

the

th an

th at

a

greater and the

the

re-

fo od

w ee eek T he

n ursery

from

the w er ere

m o th ers (X ’

nod

on

m or ore

the

these

b ab ies

w ith

A m on ong there

gro up

mo r e

first

received

during ou t

the

(X ’

grou p

the

expected

fed sched ule,

babies.

bear

occurred

nu rsery differ

during

be

m or ore

fou r-hou r

babies

bot t l e

room ing-in

not

least fed

it m igh t

babies

received

a strict

gr oups

group s

did

schedu le

T he

t he s e

t he he

the

the

group

t he he

f rom

nu rsery

ho w ev ev er, m ore

T he hese

th e

m at aternal

cantly

clinic

W t hi n

in

the

ro om ing-in

s i gni f i ca nt l y

A m on g

in g-patien ts,

typ es

tw o

in the

br e as t f ed

we r e

< .01)).

f rom

cantly

tion

the

t he he

n ot sigto colo r

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< .00 001)) 1))..

(p.

g r o u p i ng s

b reast-fed

gard

in

m ot others

grou ps 14 .6

m or ore

study

general

no ted

seen

grou ps

the b ab y w ere W it ith regard

p resent

in

breast-fed

T ab le

vario us

di f f er s i gni f i c ant l y

p rim ip arou s

in it w as as

the

than

sex T he

relation

is p resented

sign ificantly

g roups

w ith

the

on

vario us co lor,

statistically

of 1 .3).

se-

m o ther.

g ro ups

am on on g

to (X ’

w er ere

o f th e

fo ur

p rior

of the

T hese

factors

differen ces

influ ence by

n atu re

p arity

analyzed

referable nifican t

m ight

co ntrolled

o f the

of the

th ese

IV .

be

inv olved. baby

break dow n to

w hich

not

po pulation s of

52

has

clinic

so

and

respon sible parents

these

th at

b abies

Downloaded from  from pediatrics.aappublications.org  at Indonesia:AAP Sponsored on March 7, 2014

for it

w ere

is

 

N Y H A N -N E O N A T A L

44 6 s tric tly

of

s c h e d u le - fe d

life

at

d u r in g

hom e.

p r o b a b ility

T hese fo r

d if fe re n c e s

it is e v id e n t

th e re

at

th is

tim e

w h ic h

to

th e

ty p e

of

have

been

p h ilo s o p h y

th e

n u rs in g

ty p e

th e

at be

tha t

th a t

case

s ig n if ica n tly

m ore

c o u n te rp a r ts .

in g

o f th e asp ect

g ain s

w as

v a r io u s

a v a ila b le .

th e

th e

up.

end

i m p o s s ib l e

c lo s e

of

m e a s u re d

by

in

th e

g ain

even

th o u g h

firs t

th is

tim e

a re

w eek

of

as

T he

p o s s ib i lity

tha t

in

in f lu e n c e d

th e s e

v a r io u s

d i r e c ti o n s a d v e rse

w e re ences

am ong or

te re s t

w i th

reg a rd

b re a s t- fe d b ir th

g r e ate s t

fo u n d

to

in

th e

m ore

to

th e

be

to

n a ta l

th a t

n u rse ry g ro u p s.

s ta te d s lo w ly

In

g a in

th a n e a rlie r

in f a n ts w h ite

of

lik e ly

tha t

be

re la te d

tio n

of

g ro u p

th a n

th e

o b s e rv e d cant

th e

o c c u r re d

life .

at

in

in fa n ts .

foo d

in tak e

is

th e

c o m p o s ir o o m in g -in

th e

p a rity

b r e a s t- fe d

w e re fro m

th e s e th e

f ir s t

th e

th a t

si g n i fi-

tw o

g ro u p s

few

th a t

in th e

b e tw ee n

fac t

in d ic a te

un-

c o u ld

g ro u p

th e

w e re

e x p e c te d

expect

in

to

tr en d

it

th e in

w o u ld

d u r in g

seem

days

of

d iff e r e n c e s

o p e r a t in g .

SUMMARY

N e o n a ta l in fa n ts

ro o m -

litcra tu re l,

g a in

o n ly

the

in

b e tw e en

18

N e g ro e s th e

d iff e r e n c e s

th is

d iffe re n c e s

H o w ev er,

w o u ld

to

b o ttle -fe d

d if fe re n c e s

n u r s e ry

As

A m ong

one

ro o m -

a g re a te r

p a r ity ,

lo s s es

th e

th e

b irth

w e ig h ts .2 ’

m o re

in

in

g ro u p s.

lif e

b een

grou ps.

neo-

co n s is -

th e

lo s s e s .

d i sp a rity

g re a te r

d ire c tio n

th e

of

th e th e

th is

o bser-

a le s s

th a n

o b se rv e d

of

on

s e rie s

in

an d

recent order

d ire c tio n

th e

th e have

in f a n ts

c o n ta in in g

d iff e r e n c e s

to

b a b ie s

m ore

s m alle r

an d on

th a n

p re se n t

o p p o s ite

e f fe c ts

had

b irth

w e re

th e

th e

to

in itially

b ir th

th o u g h

d iff e r

G rif fith

sho w ed

th e

not

m o th e r s

p r im ip a ra e

had

w h ic h w eek

In

n u rs e ry

liter a tu r e

w e ig h t

of

who

s e r ies

s lo w ly

e ff e c t

th o s e

reg ard

by own

chang es

of

tw o

fir s t

s m a ll

in -

o ld e r

M e r e d ith ’ s 2 th e

g ro u p s,

th e

heavy

do

of

th e

m ore

m ore

tre n d .

th a t

in fa n ts

th e

to

is

lo s e

w eig h t

fo rm e r

in

N egro th a n

r e g a rd It

u n if o r m ly

groups

th a t

d if fe r-

h av e

th e re

g ain

n ev er th e le s s ,

th e

w ith

th e

w ith

th e ir

th e ir

d id

g ro u p

o f p rim ip a ro u s

to

on

is in

p a tie n ts

lo s s e s

g re a te r

th o s e

th e

baby.

h ad ,

d u rin g

noted

in g - i n

is

th e

grou p

w e ig h t

of w ith

of

th e

c o n s id e re d . w e ig h t

s ig n ific a n t

g ro u p s

sex

w e ig h t

lo s s e s

P o s tn a ta l

in

no

n u rs e r y

lo w es t

w as

n o te d

num ber

h av e in

on

s e lec tio n

th e

w e ig h t

It

w as

i l ln e s s

w ere

b irth

th a n

obs erved of

th a n

grou p

in

am ong fed

th e

r e v ie w ed

an d

in g -in

q u i te

m ig h t w e ig h ts

by

T h e re

o th e r

re g im e n

n eo n a tal

e ffe c ts

c o n tr o lle d

s tu d ie d .

fa c to rs

f e ed in g

been

g ro u p s.

am ong

In

in f an ts

group s,

d if fe r e n c e s

re-

g ro u p s

n u rse ry w ho

b r e as t- f ed

b o ttle -fe d

has

te n t

v e ry

a re

not

th e

A m ong

p a r i ty .

v a tio n s

m ark ed .

T he

th e

m u l t ip a r a e .

th e

d if fe r e n c e s

life

in -

observed

w ere

p rn rn p ara e

fe e d in g s .

th e

la ter

w eek

re a lly

th e

of

p a rity , th e re th e ro o m in g -

th e

m o re

breast

b o ttle

been

re g im e n s

th e

m a te rn a l am ong

th an

s u b je c t,

th e

by

g a in

am ong

am o ng

w e re

G ittin g s 1 8

n e o n ata l s ix

d iff e re n c e s

s ig -

w h ite

s tu d y

at

w h ic h

st ri k -

th e

w e ig h t

th a t

m o th e r s

fro m

th e s e

of

no

w ith

lik e ly

ro o m in g -in

b a b ies

o f th e

th e s e

f e ed in g

w e ig h t

d iff e re n t

noted

th a t

d if f er e n t

u s ed

am ong

tim e

It is e v id e n t

r es u lts

little

of

s im ila rity

th e

m ay

fa ct

m o st

th e

p re s e n t

th a n

m a te rn a l

b ecause

a n a ly s es at

b a b ies

g a in e d of

fo u n d

c o m p a re d

th e

co lo r

th e re

th e

b o ttle - fe d

The

in

g ro u p s

d iffi-

the

a n a ly s is

d a ta

grou ps

check

th e ir

w as of

fo r

as

app ears

to

A ls o

regu-

It

ba bies

P r e c is e

fa c to rs

n atu re

acco un t

It

in

W ith re g a rd to w e re m o re p rim ip a ra e in

any

baby.

n u r s e ry th a n

to

m o re

P atr ic k l?

studied.

re c e iv e s

is m u c h

in fa n ts

la te d

s ch ed u le s

u nd er

and

d iff e re n c e s

d iff e re n c e s th e

to

n if ica n t f a n ts .

a p p e a lin g easy

B a k w in

N e g ro

r e la te

a b o ttle -f e d

fa cto rs

b re a s t-fe d

la tte r

fe e d in g

th is

s ig -

P o s s ib ly

o f a b r e a s t- fe d

th e s e

of

lik e ly

it is re la tiv e ly

th e

sery

c o u ld

o f fo o d

a ll

C e r tain ly

C e rta in ly

w h il e

th e

in

d iff e re n c e s

p a rtic u l a rly

am oun t

in

fe w

in g e s ted .

m o th e rs .

a fe e d in g

c u lt

tim e .

fle x ib le

o f s ch ed u le

la te

th is

c e n tly ,

m o n th s

p a u c ity

w e re one

fo o d

of

m ig h t

th e

at

th a t

fir s t

c o n si d e ra tio n s

accoun t

n if ica n t

th e

G RO W TH

16

it

w eig h t M o re

w as b le

re -

and

w e ig h t

w e re

s tu d ie d

com p osed s ch e d u le 100

w e re

ch an ges

of of

of

s ta tis tic ally . 200

w h ich

b o ttle -f e d ;

in f an ts 100

and

fed w e re

200

40 0

normal

T he

s e r ies

on

a fle x i-

b r e a s t- f e d

in f a n ts

Downloaded from  from pediatrics.aappublications.org  at Indonesia:AAP Sponsored on March 7, 2014

fed

 

O R IG IN A L on

th e

co n v e n tio n a l 100

w hich

w ere

b o ttle -f e d . ad

th e

fed

b ab ie s

in

th e

th e

w e ig h t and

s m alle r

d u ra tio n

12.

of

g ro u p

th a t

n ursery th e

h ad

g ro u p

fo u r

th a t

th e

four

grou ps

ences

in

w e re

twins 13.

w e ig h t

no

s ig n ific a n t

A.

d u r in g

th is

obs erved

p e r io d .

It

d if fe r e n c e s

p a r alle lle d fo o d

am ong fe lt

am ong

th e

B . T .:

fro m

b irth

Io w a

S tu d ie s

J.

g ro w th

H.

negro

J.

in

C h ild

W e lfa re ,

H.

V.

an d

B ro w n ,

G ro w th te n

in

days

of

1 1 :2 4 , 3.

H.

and

S.

J a c k so n ,

A.

Ilg ,

of

In fa n ts .

C.

N ew

A.

A bout

G.

in d u l g e n c e

O lm s ted ,

and

Io w a

F .:

C ity .

1927.

: W e ig h t

of

2 4 :4 0 5 ,

life .

1944.

J.

in fa n ts

C.

T he

:

d u rin g A rc h .

th e

P e d i a t .,

R e cl# { 2 3 3 } n N a c id o de

con

A l i m e n ta c i # { 2 4 3 } n

G ro w th

L .:

J.

F e e d in g

J.

P h il a d e l p h i a , 1937. A ld ric h ,

M a ry

B. M .:

4

re g Im e n e s

e arly

K .:

N ew In c .,

A ll

Y o rk ,

f ee d in g

J.

in fa n c y .

and

Pediat.,

and

Jacks on,

f e e d in g

in

P E D I A T R IC S

F ran c es b e h a v io r

P.

E d ith

a gr gr u pa pa r o n

a l i m e n ta d o s

al

re g im e n 100 n if lo s

a r ti f i c i a lm e n t e de

th e

first

6 :3 9 6 ,

1950.

and

M cLendon,

of

an

in fa n t

w e ek

un

com o

una

de

c u a tr o la

sem ana p r e s e n ta r o n

v er

o b te n i d o s

s i g u ie n t e

m an e ra :

100

y de pecho

a

fijo Ia

ro o m y 100

con

in te r-

p re v ia

m # { 2 3 3 } to d o y

l# { 2 2 5 } c te a

c r it e r i o

de

flifiO S

ali-

Los

re c ib ie ro n de

1 :1 .5 ,

de

v a r i a c io n e s

g ru p o s

fu e ro n

m uy

ta b la

n O m e ro

(15)

fo rm u la

re ci# { 2 3 3 } n n a c id o s . m e z c la

v id a .

a r ti f i c i a lm e n t e

p u b lica s i# { 2 4 3 } n

de

se

ta le s

de

c o n o ce r el

si

a

sem anas

r e g im e n

una a

lo s

r e la c i O n

la y

a rtificia lm e n te

L as en

P. d u r in g

asI de

d o m i c i l io agua

de

En

d ie r o n

a li m e n t a de

d a to s

8

d e a u to -d em a n d a a lim e n ta d o s

4 h o ras .

a u to re s

lo s a

pecho

b a jo

seiecci#{243}n

en 6

n i # {2 {2 41 41 } os os se se

m iel

B .:

basa

100

un

de e l fin

a c h a c a b le s

p rim e ra s

m e n ta d o s

1944.

se

n o r m al al e s

d ife re n te s

d if e r e n c i a s y

o b se rv a c io n e s

r e c i# { 2 3 3 } n n a c i d o s

re a liz # { 2 4 3 } c o n

L os os

lo s

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th e

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n ursery.

th e

s m alle r

of

100

w eek

b a b ie s

h ad

th e

th a n

h ad

b a b ies .

w as tim e

and

f irs t

s c h e d u le - fe d

b re a s t-f e d

v i s it ,

th e

b a b ie s

th an

s c h e d u le ,

b r e a s t-f e d

D u rin g

lib -f e d

lo s s th e

fo u r- h o u r

A R T IC L E S

le c h e

en

su

e v a p o rad a

a d ic io n a d a

de

y 5%

de

de

lo s

m a Iz . c u rv a s

lo s

1.

en s i m i la r e s ,

segO n

D u ran te

Ia

n i # { 2 4 1 } o s l im e n t a d o s m enor

p e so

p # { 2 3 3 } rd id a s d e

por p e so

se

ye

p rim e ra

a u to d e m a n d a que

lo s

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a li-

 

N Y H A N -N E O N A T A L

44 8 mentados de

ann

a lim e n ta d o s

p # { 2 3 3 } rd id a d e m a y o r. que

lo s

que

o b se rv a d a se

p e rIo d o

r ec ib ir v ez

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la

una

p rim e r

d ia

h e ch o

a i n g e s ta de

pecho

en

de

s a l id o 6

se m a n a s

a

que

h o s p ita l de

v id a ,

se

n i flo s ,

m en os

d es d e

del

con

del

alim en tad o

de de

e s ta s

e s ta d Is ti c a -

c u a tr o

g ru p o s

p er Io d o

v is ta

n n m ero

co n de

o tro s

el de

fran ca-

F u era lo s

fijo

c ifr a s

g ru p o

e n tre d u ra n te

h o ra rio

con

o b s e rv a ro n

e l p u n to

n i# i# { 24 24 1 }o }o s , n i

p eso

de ra z a

de

o b se rv ay

sexo

e m b a ra z o

de

de

madre.

L as

s u f i c ie n t e .

del

no

de

c iO n ,

pecho

a r tific ia lm e n te .

s i g n i f i c a t iv a s

lo s

a

de al

y

m e n te

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c a l O r ic a

fijo

la

t a n to

tu v ier o n

in s tala c iO n

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de re c ib ie ro n

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m en te

que

d u ra c iO n

a

a lim e n ta d o s

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peso

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de

una que

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a rtific ialm e n te el

n in o s

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# { 2 3 3 } s t o s ,a d e m # { 2 2 5 } s , l a tu v o

que

a li m e n t a d o s el

p a ra U na

en

a li m e n t a d o s

lo s

e sp e ra r

m ism o a r t i f i c ia l m e n t e

p # { 2 3 3 } rd id a s d e

seno;

ser

d e sd e

el

a

se m a n a

a l im e n t o

en

a lim e n tad o s

m e n o re s

p e so

P u d ie ra

p r im e r a

fijo ;

lo s

p re se n ta ro n lo s

h o r a r io

co n

a u to d e m a n d a,

GROW TH

g ru p o s y lo s

e n c ia s

d if e re n c ia s de

n iflo s

e sp e ra d a s

en fu e ro n de

peso

de

p a r a le l a s ac u erd o

co n

es to s

c u a tro

a

la s

la

in g e stiO n

nutricional.

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d ife r-

Ia

 

 

NEONATAL GROWTH IN WEIGHT OF NORMAL INFANTS ON FOUR DIFFERENT FEEDING REGIMENS WILLIAM L. NYHAN and MORRIS A. WESSEL Pediatrics  1954;14;442 Updated Information & Services

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PEDIATRICS is the official journal of the American Academy of Pediatrics. A monthly publication, it has been published continuously since 1948. PEDIATRICS is owned, published, and trademarked by the American Academy of Pediatrics, 141 Northwest Point Boulevard, Elk Grove Village, Illinois, 60007. Copyright © 1954 by the American Academy of Pediatrics. All rights reserved. Print ISSN: 0031-4005. Online ISSN: 1098-4275.

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