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Science News for February 3, 2003


Hurry up and wait

A study examining ambulance transport data in Toronto found that diversion can cause important delays for critically ill patients. The researchers used data from 3609 patients with chest pain in 1997 and 1999 to show a 28.4% increase in transport intervals during periods of high overcrowding.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateFeb 3, 2003

Family friendly work policies may need to be refocused

Researchers at Wake Forest University Baptist Medical Center found that family-friendly policies should prioritize protecting work from disruptions and fostering productivity. The study suggests that learning opportunities at work can be applied at home, providing a more beneficial balance between work and family life.

SourceAtrium Health Wake Forest Baptist·JournalJournal of Marriage and Family·DateFeb 3, 2003

Poor sleep linked to earlier death in older adults

Research suggests that lying awake for long periods and having disrupted sleep patterns increase the risk of death among older adults. Interventions aiming to improve sleep quality may also prolong life and enhance overall well-being in this age group.

SourceCenter for Advancing Health·JournalPsychosomatic Medicine·DateFeb 3, 2003

More evidence that wealth equals health

A Canadian study analyzing 47,000 Ontario patients reveals a strong correlation between wealth and access to angiography procedures. The findings suggest that disparities in healthcare are unlikely to be resolved by increasing the overall availability of these procedures.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateFeb 3, 2003
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Annals of Internal Medicine, tip sheet, February 4, 2003

A study examining ephedra's effects found it was more likely to cause negative side effects than other herbs; sale of ephedra as a supplement should be restricted or banned due to increased risk. A hospital discharge period is also deemed dangerous for patients, with one in five experiencing adverse events after going home.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateFeb 3, 2003

High sugar blood levels linked to poor memory

A study published in the Proceedings of the National Academy of Sciences found an association between impaired glucose regulation and reduced hippocampal volume, leading to poorer memory performance. This suggests that improving glucose tolerance may have significant treatment implications for age-related cognitive decline.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalProceedings of the National Academy of Sciences·DateFeb 3, 2003

Primary care in the United States in crisis

The article highlights the critical state of primary care in the United States, citing organizational and financial pressures that threaten its viability. The UCSF-led report proposes seven principles for reconstructing primary care, focusing on patient-centered care, adequate reimbursement, and improved education.

SourceUniversity of California - San Francisco·JournalAnnals of Internal Medicine·DateFeb 3, 2003

Restriction or ban of ephedra supported by first comparative herbal study

A comparative herbal study found that ephedra is hundreds of times riskier than other commonly used herbs, posing a risk 200 times greater than all other herbal supplements combined. The study's findings prompted calls for more stringent regulation or banning of the substance by the U.S. Food and Drug Administration.

SourceUniversity of California - San Francisco·JournalAnnals of Internal Medicine·DateFeb 3, 2003

'LabWrite' site boosts college students’ lab-report skills

The LabWrite Web site provides step-by-step instruction on writing lab reports, including goal-setting, data organization, and visualization. Students using the tool showed statistically significant improvement in lab-report scores and attitudes toward lab reports.

SourceNorth Carolina State University·DateFeb 3, 2003
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Purdue researchers connect life's blueprints with its energy source

Purdue University researchers have discovered how RNA molecules bind energy-bearing ATP molecule, enabling physical work and potential applications in nanotechnology. The discovery sheds light on RNA's role in creation of living things and may unlock new methods for delivering therapeutic molecules.

SourcePurdue University·JournalJournal of Biological Chemistry·DateFeb 3, 2003

Bringing students back from Web to scholarly sources

A Cornell University library sciences study found that instructors setting minimal bibliographic guidelines for research led to a return of citation levels to pre-Internet era. Students now obtain references from original sources like government papers and legal documents more easily online.

SourceCornell University·JournalPortal·DateFeb 3, 2003

Sepsis on the rise in the United States

Researchers found a 6.9% annual increase in complex severe sepsis cases and a slight increase in ICU admissions. Despite this, sepsis-related mortality decreased by approximately 4% over the seven-year period.

SourceUniversity of Pittsburgh Medical Center·DateFeb 3, 2003

The dollars and sense of protecting the ocean

Groundbreaking studies show that marine protected areas can help maintain migratory species populations and increase fish catches, while also providing economic benefits for society. However, the optimal MPA size varies depending on specific situations, with estimates suggesting sizes of 25-70% of the total area.

SourceSeaWeb·JournalNatural Resource Modeling·DateFeb 3, 2003
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

A shift to home death?

In Nova Scotia, a 52% increase in out-of-hospital cancer deaths between 1992 and 1997 was observed. This trend poses challenges for the healthcare system, particularly palliative care.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateFeb 3, 2003

Genetic heterogeneity of Icelanders

A recent study reveals that Icelanders are more genetically diverse than previously thought, with higher rates of nucleotide differences and population admixture. This contradicts earlier claims of genetic homogeneity, which were largely based on flawed data and errors in publicly accessible databases.

SourceBlackwell Publishing Ltd.·JournalAnnals of Human Genetics·DateFeb 3, 2003

News for every parent: Ways to protect your infant from sudden death

African-American infants are disproportionately affected by sudden infant death syndrome (SIDS) due to sleeping on non-crib surfaces or sharing a bed with adults. The study highlights the need for public awareness campaigns to address this racial disparity and promotes the use of cribs as the only safe places for sleeping babies.

SourceSaint Louis University·JournalPEDIATRICS·DateFeb 3, 2003
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Children's use of stimulant medications vary widely by state

A study by Express Scripts found that stimulant prescription claims for school-age children are concentrated in the South and Midwest, with higher-income communities also showing higher usage. States like Louisiana had a rate of 6.5 stimulant prescriptions per 100 eligible, while the District of Columbia had a much lower rate of 1.6.

SourceKupper Parker Communications·JournalPEDIATRICS·DateFeb 3, 2003
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

First step along possible new avenue of cancer research reported

Researchers at Georgetown University Medical Center found that malfunctioning beta-spectrin genes cause defects in embryonic development and interfere with TGF-beta functions, which are crucial for growth and cancer progression. This discovery has important implications for human disease research and treatment.

SourceGeorgetown University Medical Center·JournalScience·DateFeb 3, 2003