R
E S E A R C H
Five
Days of Massage Benefit Preterm Infants
Stable preterm infants gained
more weight and slept less after five days of massage therapy than
infants who did not receive massage, according to a recent study.
"Stable
Preterm Infants Gain More Weight and Sleep Less after Five Days
of Massage Therapy" was conducted by staff at the Touch Research
Institutes, University of Miami School of Medicine; and the Center
for Prenatal Assessment and Human Development, Emory University.
Infants
were randomly assigned to either the massage-therapy group or the
control group. Sixteen infants, approximately three weeks old, were
in each group.
Massage
therapy started the day after group assignment and continued for
five consecutive days. Each day, the first 15-minute massage happened
about one hour after the morning feeding; the second happened about
one half-hour after the midday feeding; and the third happened approximately
45 minutes after the second massage.
The
massage sessions comprised five minutes of tactile stimulation,
five minutes of kinesthetic stimulation and then another five minutes
of tactile stimulation.
Data
on weight gain, formula intake, kilocalories, bowel movements and
sleep/wake behavior of the infants in the massage-therapy group
were taken from daily nursing notes and compared with the control
group.
Infants' sleep/wake behavior was recorded
by observers for 30 minutes, at the same time, on the first and last
days of the study. Observers coded the behavior according to whether
it was non-REM sleep, active sleep without REM, REM sleep, drowsy,
quiet alert, active alert or crying.
Results
of the study showed that the massage-therapy group gained an average
of 26 grams more per day than the control group, a 53-percent greater
average daily weight gain than the control infants.
"Five
days of massage therapy also led to a significant reduction in sleep
states and an increase in drowsiness," state the study's authors.
"Along with the statistically significant increase in drowsiness,
trends shown by the massage therapy infants may reflect acceleration
in the developmental course of sleep/wake patterns in preterm infants."
Daily
formula intake, kilocalories and number of bowel movements did not
differ between the two groups.
"Healthy,
low-risk preterm infants gained more weight and slept less with
just five days of massage, in contrast to 10 days in previous studies,"
state the authors. "That the promotion of weight gain was so
rapid suggests that the dose-response ratio may be lower than previously
thought."
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Source: Touch Research Institute,
University of Miami School of Medicine, and the Center for Prenatal
Assessment and Human Development, Emory University, with support
from Johnson and Johnson. Authors: John N.I. Dieter, Ph.D.; Tiffany
Field, Ph.D.; Maria Hernandez-Reif, Ph.D.; Eugene K. Emory, Ph.D.;
and Mercedes Redzepi, Psy.D. Originally Published in the Journal
of Pediatric Psychology, 2003, Vol. 28, No. 6, pp. 403-411.
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