Rosalind Vaz

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The organochlorine contaminant (OCC) data generated by the Swedish National Food Administration (NFA) since 1973 has been utilized to calculate average Swedish dietary intakes. Direct food consumption statistics based on the yearly per capita Swedish consumption of five principal food groups has been used with OCC levels over 5-year periods, up to 1992. The(More)
PURPOSE To examine whether dietary supplementation with fish oil rich in very long-chain n-3 polyunsaturated fatty acids might reduce frequency and severity of migraines in adolescents. METHODS Twenty-seven adolescents suffering from frequent migraines for at least 1 year (mean 4 +/- 1 years since migraine onset) participated in a randomized,(More)
BACKGROUND The new combined estrogen & progestin contraceptive patch Ortho Evra was approved by the FDA in December 2001. To date, there is a paucity of data regarding its use in the adolescent age group. We examined adolescents' experience with this new contraceptive method. METHODS Using a questionnaire designed by the authors, care providers in a(More)
Individual samples of human milk collected in Uppsala at 3 months post-partum (18 samples) or 6 months post-partum (23 samples) were analysed for chlorinated insecticides and polychlorinated biphenyls (PCBs) by gas chromatography. The mean levels of the organochlorine compounds in the 3- and 6-month groups were similar. The mean content of DDE, the major(More)
A 12-hour fasting lipid profile was obtained from 88 otherwise healthy obese (BMI > or = 95%) adolescents (age 16 +/- 1 years, BMI 36 +/- 1 kg/m(2), 55 males, 33 females, 57% Hispanic, 23% African American, 19% Caucasian, 1% Asian American). About 56% of the obese adolescents exhibited lipid abnormalities based on cutoff points established by American Heart(More)
OBJECTIVE To review the current practice of adolescent health care providers when an adolescent reports a negative or uncertain history of chickenpox in order to provide information for future practice. METHODS Retrospective chart review of a sample of patients seen in a hospital-based adolescent primary care clinic between 1996 and 1999. RESULTS Among(More)
OBJECTIVE To date, there are no data regarding the effect of the transdermal combined estrogen and progestin contraceptive Ortho Evra on bone mineral content (BMC) and bone mineral density (BMD). We examined the effects of transdermally delivered ethinyl estradiol and norelgestromin on whole body (WB) BMC and BMD of the hip and lumbar spine (LS) of(More)
OBJECTIVE To assess adolescents' knowledge about n-3 polyunsaturated fatty acids (PUFA) and their dietary intake of these important nutrients. METHODS A questionnaire consisting of 12 questions assessing the knowledge and intake of n-3 PUFA and of a 24-h dietary recall was administered to 1117 ninth-grade adolescents (52% girls and 48% boys) attending(More)
PURPOSE To assess knowledge about calcium and dietary intake among a sample of adolescents. METHODS A survey consisting of 24-h dietary recall and 14 questions assessing knowledge about calcium was administered to 1117 adolescents (52% girls and 48% boys) attending the ninth grade in five public schools. RESULTS A majority (98%) believed that dietary(More)
OBJECTIVE To examine whether antiputamen antibodies are present in adolescents with anorexia nervosa (AN). METHOD Using enzyme-linked immunosorbent assay (ELISA) with an extract of human putamen as an antigen, sera samples obtained from 22 adolescents with active AN and from 22 healthy adolescents (control group) were assayed for antibodies to neuronal(More)