For example, most grantees chose to
measure duration of breastfeeding, so it will be possible to compare their results.
Not exact matches
On the evidence side, I know that the evidence primarily comes from observational studies, and there are methodological issues with
measuring dose and
duration of breastfeeding particularly after the introduction of complementary foods, however the evidence is fairly consistent in showing a reduction in gastrointestinal, respiratory and ear infections (see «Breastfeeding and maternal and infant outcomes in developed countries» http://www.ncbi.nlm.nih.gov/pubm
breastfeeding particularly after the introduction
of complementary foods, however the evidence is fairly consistent in showing a reduction in gastrointestinal, respiratory and ear infections (see «
Breastfeeding and maternal and infant outcomes in developed countries» http://www.ncbi.nlm.nih.gov/pubm
Breastfeeding and maternal and infant outcomes in developed countries» http://www.ncbi.nlm.nih.gov/pubmed/17764214).
The second
measure was
duration in months
of exclusive
breastfeeding.
Based on their current findings, lactational amenorrhea is still an excellent surrogate
measure of the
duration and intensity
of breastfeeding but most likely is not an important mediator
of the potentially protective effect on MS / CIS, the authors wrote.
Table 1 shows clear and highly significant (P <.0001) tendencies for increasing
duration of breastfeeding to be associated with higher scores on
measures of cognitive ability, teacher ratings
of performance, standardized tests
of achievement, better grades in School Certificate examinations, and lower percentages
of children leaving school without qualifications.
In particular, there were significant adjusted associations between
duration of exclusive
breastfeeding and high school outcomes
measured at age 18.
These results were found to be resilient to a change to an alternative
measure of the
duration of breastfeeding based on the number
of months
of exclusive
breastfeeding.
Of 2128 women who delivered a live infant, we excluded 45 children born at a gestational age of less than 34 weeks, 325 children who were missing breastfeeding status at age 6 months and breastfeeding duration at age 12 months, and 446 children who were missing cognitive measures at ages 3 and 7 year
Of 2128 women who delivered a live infant, we excluded 45 children born at a gestational age
of less than 34 weeks, 325 children who were missing breastfeeding status at age 6 months and breastfeeding duration at age 12 months, and 446 children who were missing cognitive measures at ages 3 and 7 year
of less than 34 weeks, 325 children who were missing
breastfeeding status at age 6 months and
breastfeeding duration at age 12 months, and 446 children who were missing cognitive
measures at ages 3 and 7 years.
Studies had to be case control for the purpose
of the statistical analysis; have
breastfeeding as a
measured exposure and leukemia as a
measured outcome; include data on
breastfeeding duration in months, including but not limited to, 6 months or more (where relevant data were unavailable in the publication, the authors
of the studies were contacted); and been published in peer - reviewed journals with full text available in English.
In one cohort (the British Avon Longitudinal Study
of Parents and Children),
breastfeeding duration and child IQ were strongly predicted by
measures of socioeconomic position, whereas in the other cohort (Pelotas, Brazil) child IQ was predicted by socioeconomic factors, but
breastfeeding duration was not.
To examine the extent to which maternal fish intake modified relationships
of breastfeeding with outcome
measures, we stratified by fish intake (< 2 vs ≥ 2 servings per week) and calculated the P value for an interaction term (
breastfeeding duration × fish intake) in linear regression.
In this randomized controlled trial, the use
of peer counselors for
breastfeeding mothers
of premature infants increased
breastfeeding duration,
measured by the infants receiving any breast milk at 12 weeks.
Associations Between
Duration of Breastfeeding and
Measures of Cognitive Ability, Teacher Ratings
of School Performance, Standardized Tests
of Achievement, and High School Success After Adjustment for Covariates
Associations Between
Duration of Breastfeeding and
Measures of Cognitive Ability, Teacher Ratings
of School Performance, Standardized Tests
of Achievement, and High School Success
Measured the
duration of any and exclusive
breastfeeding as the age
of the infant in weeks when the participant completely stopped
breastfeeding and first introduced infant formula, respectively.
▶
Breastfeeding over the first 2 years of life, measured by maternal self - report at child - age 1, 6 and 12 months, and collated as total duration (in weeks) of breastfeeding, and age (in weeks) at introducti
Breastfeeding over the first 2 years
of life,
measured by maternal self - report at child - age 1, 6 and 12 months, and collated as total
duration (in weeks)
of breastfeeding, and age (in weeks) at introducti
breastfeeding, and age (in weeks) at introduction
of solids.
The most recent follow - up study reported associations between
duration of breastfeeding and childhood cognitive ability and academic achievement extending from 8 to 18 years in a New Zealand cohort
of 1000 children.19 This study found that these effects were significant after controlling for
measures of social and family history, including maternal age, education, SES, marital status, smoking during pregnancy, family living conditions, and family income, and
measures of perinatal factors, including gender, birth weight, child's estimated gestational age, and birth order in the family.