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Columbia University's Mailman School of Public Health


Communicating consensus strengthens beliefs about climate change

A new study finds that sharing scientific consensus on human-caused climate change strengthens believers' opinions, but has little effect on those who are already skeptical. The research, conducted across 27 countries, highlights the importance of clear communication in reducing climate change misinformation.

SourceColumbia University's Mailman School of Public Health·JournalNature Human Behaviour·TypeExperimental study·DateAug 26, 2024

Generative artificial intelligence can not yet reliably read and extract information from clinical notes in medical records

A recent study by Columbia University Mailman School of Public Health found that Generative artificial intelligence (LLM) can't yet reliably read and extract information from clinical notes in medical records. The AI, ChatGPT-4, performed well only when given highly detailed prompts and struggled to replicate its work across trials.

Policing may play a role in youth mental health crises

A new study finds that policing incidents are linked to higher rates of psychiatric hospitalization among young people in heavily policed neighborhoods. The association is stronger in neighborhoods with a larger proportion of Black residents and persists even after controlling for crime levels.

SourceColumbia University's Mailman School of Public Health·JournalSocial Psychiatry and Psychiatric Epidemiology·TypeData/statistical analysis·DateAug 14, 2024

Study examines suicide contagion following celebrity deaths, opening avenues for prevention

Researchers developed a computer model to examine the dynamics underlying suicide contagion after the suicides of Robin Williams in 2014 and Kate Spade and Anthony Bourdain in 2018. The findings provide a framework for quantifying suicidal contagion, allowing for better understanding, prevention, and containment of its spread.

SourceColumbia University's Mailman School of Public Health·JournalScience Advances·TypeData/statistical analysis·DateJul 31, 2024

Physical activity offsets the mortality risk associated with excessive sitting time in adults with diabetes

A new study found that adults with diabetes who meet the recommended physical activity guidelines may offset the increased mortality risk associated with excessive sitting time. The study analyzed data from over 12,000 adults with diabetes and found that those who were physically active had a lower risk of death compared to those who s...

Decline in global adolescent fertility rates is counteracted by increasing teen births in Sub-Saharan Africa

A new report highlights a troubling trend: while global adolescent fertility rates have significantly declined, sub-Saharan Africa is experiencing an increase in teen births. The region's share of global adolescent births surged from 12% in 1950 to 47% in 2020 and is projected to reach a majority by 2035.

SourceColumbia University's Mailman School of Public Health·JournalStudies in Family Planning·DateJul 16, 2024

First study to measure toxic metals in tampons shows arsenic and lead, among other contaminants

A study by Columbia University's Mailman School of Public Health found that tampons from several brands can contain toxic metals like lead, arsenic, and cadmium. The research evaluated levels of 16 metals in 30 tampons from 14 different brands, revealing that metals were present in all types of tampons, regardless of organic or non-org...

SourceColumbia University's Mailman School of Public Health·JournalEnvironment International·DateJul 6, 2024

U.S. health departments experience workforce shortages and struggle to reach adequate staffing levels in public health

A new study by Columbia University Mailman School of Public Health reveals that US health departments struggle with workforce shortages and inadequate staffing levels. The main barriers to addressing this issue are insufficient funding, a shortage of people with public health training, and lengthy hiring processes.

These communities are most vulnerable to weather-related power outages in New York State

A study by Columbia University's Mailman School of Public Health found that certain regions in NY State, including Queens and the Bronx, were more severely impacted by severe weather-driven power outages. The study analyzed hourly power outage data from 2017 to 2020 and found that rural areas were affected for longer periods than cities.

SourceColumbia University's Mailman School of Public Health·JournalPLOS Climate·TypeObservational study·DateMay 1, 2024

Uptick in NYC transit assault rate during COVID pandemic; has not returned to pre-pandemic levels despite subway safety plan

Researchers found an 84% increase in NYC transit complaints following the COVID-19 pandemic declaration, with no return to pre-pandemic levels despite the Subway Safety Plan. The plan's increased police presence led to stronger enforcement of transit policies, but its effect was unclear and may have had unintended consequences.

Occupations that are cognitively stimulating may be protective against later-life dementia

A new study found that people with cognitively stimulating occupations during midlife had a lower risk of mild cognitive impairment (MCI) and dementia after age 70. The researchers analyzed data from over 300 jobs and found that high occupational cognitive demands were related to lower risks of MCI and dementia.

Current police response to intimate partner violence calls for change

A new review of IPV policing's generalized consequences reveals survivor criminalization as a commonly studied outcome, with positive associations between mandatory arrest laws and risk of survivor arrest. The authors also identify gaps in the evidence base, including police violence and child protective services involvement.

SourceColumbia University's Mailman School of Public Health·JournalAggression and Violent Behavior·DateApr 17, 2024

Pregnancy accelerates biological aging in a healthy, young adult population

A new study finds that women who have been pregnant look biologically older than those who haven't, with the number of pregnancies accelerating biological aging in young adults. The study used 'epigenetic clocks' to measure cellular aging and found a significant association between pregnancy history and biological age.

SourceColumbia University's Mailman School of Public Health·JournalProceedings of the National Academy of Sciences·DateApr 8, 2024

Study finds many younger people from high income neighborhoods jumped the eligibility queue for COVID-19 vaccines in NYC

A new study found that younger people from high-income areas accessed vaccines ahead of schedule, particularly in New York City. This led to lower coverage rates in low-income areas with high proportions of older residents, resulting in higher mortality rates over the year.

SourceColumbia University's Mailman School of Public Health·JournalJournal of Urban Health·DateApr 5, 2024

GPT-4 for identifying cell types in single cells matches and sometimes outperforms expert methods

A study published in Nature Methods found that GPT-4 can accurately interpret cell types from single-cell RNA sequencing data, matching human expert annotations in over 75% of cases. The model's robustness and speed were also demonstrated, making it a promising tool for cost-efficient and seamless cell type annotation.

Laws that punish drug use during pregnancy likely lead to worse health outcomes for families

A study by researchers at Columbia University's Mailman School of Public Health found that laws criminalizing or punishing drug use during pregnancy are more likely to worsen rather than improve health outcomes. The findings suggest that punitive policies are ineffective and may even increase harm to pregnant individuals and their babies.

SourceColumbia University's Mailman School of Public Health·JournalInternational Journal of Drug Policy·DateMar 18, 2024

Federal housing programs protect residents from lead exposure

Research shows that Americans living in federally-supported housing have lower blood lead levels than those who would join these programs later. This likely due to stricter compliance with federal residential lead paint laws in HUD housing compared to non-assisted private market housing.

SourceColumbia University's Mailman School of Public Health·JournalEnvironmental Health Perspectives·TypeData/statistical analysis·DateMar 13, 2024

Climate policies to reduce motor vehicle emissions can improve children’s health, save money

A new study finds that reducing CO2 emissions from motor vehicles can bring large benefits to children's health, saving over $82 million annually. The Transportation and Climate Initiative policy framework is proposed to achieve this goal, with significant health co-benefits for vulnerable populations.

SourceColumbia University's Mailman School of Public Health·JournalEnvironmental Research Letters·TypeData/statistical analysis·DateMar 12, 2024

Hazardous heat and humidity is widespread in US jails and prisons, and climate change is worsening conditions

Climate change is exacerbating dangerous humid heat conditions in US carceral facilities, with 44 states lacking universal air conditioning. Incarcerated people are disproportionately susceptible to heat-related illnesses, with preexisting health conditions increasing risk.

SourceColumbia University's Mailman School of Public Health·JournalNature Sustainability·TypeData/statistical analysis·DateMar 5, 2024

Communities severed by roads and traffic experience a larger number of collisions in New York City

A new study from Columbia University finds that communities severed by roads and traffic in NYC experience a larger number of collisions, including pedestrian and cyclist injuries. The Community Severance Index developed for this study can help identify areas requiring targeted interventions.

SourceColumbia University's Mailman School of Public Health·JournalEnvironment International·DateMar 4, 2024

Uptick in behavioral disorders reported in children following prenatal exposure to anesthesia

A new study published at Columbia University Mailman School of Public Health found that prenatal exposure to general anesthesia for maternal surgery during pregnancy significantly increases the risk of disruptive or internalizing behavioral disorders, including ADHD and autism, in children. The study suggests that safer anesthetic drug...

SourceColumbia University's Mailman School of Public Health·JournalBritish Journal of Anaesthesia·DateFeb 29, 2024

Cannabis use policies are on the rise yet treatment for cannabis use disorder treatment remains low

A new study found that specialty treatment for cannabis use disorder decreased in states with medical and recreational cannabis laws, despite a growing need for treatment. The study suggests that public education and access to evidence-based services are needed to address the unmet treatment needs of people with CUD.

SourceColumbia University's Mailman School of Public Health·JournalDrug and Alcohol Dependence·DateFeb 26, 2024

Workers in key government public health occupations earn salaries well below the private sector

Researchers found that 30 out of 44 occupations paid at least 5% less in government than the private sector, with severe disparities in management, leadership, and technical roles. To address this issue, experts suggest improving federal data on public health workforce salaries, offering benefits and work-life balance as motivators.

SourceColumbia University's Mailman School of Public Health·JournalAmerican Journal of Public Health·DateFeb 12, 2024

Mental health care during the COVID-19 era remains inaccessible to many distressed US adults

A recent study found that mental health care access remained inaccessible to many distressed US adults during the COVID-19 pandemic. The rate of serious psychological distress among adults increased from 3.5% to 4.2%, while outpatient mental health care use decreased among older and unemployed adults.

SourceColumbia University's Mailman School of Public Health·JournalAnnals of Internal Medicine·DateFeb 5, 2024

Social inequity is linked to lower use of epidural in childbirth

Research at Columbia University Mailman School of Public Health found that social inequity contributes to lower use of epidural analgesia among non-Hispanic White and African American women. In counties with high social inequity, labor neuraxial analgesia was used by 72% of African American women, compared to 78% in low-equality counties.

SourceColumbia University's Mailman School of Public Health·JournalObstetrics and Gynecology·DateFeb 1, 2024

Pedestrian injuries from falls versus motor vehicle collisions: are we lacking critical policy and interventions?

A recent study found that pedestrian injuries from falls exceed those from motor vehicle collisions in the US, with older adults particularly vulnerable. The study analyzed EMS data and found that pedestrians over 50 years old were 3.9 times more likely to experience severe injuries from falls compared to motor vehicle collisions.

SourceColumbia University's Mailman School of Public Health·JournalJournal of Urban Health·DateJan 31, 2024

Study reveals link between cannabis use and current asthma prevalence in US adolescents and adults

A recent study by researchers at Columbia University's Mailman School of Public Health found a significant link between cannabis use and current asthma prevalence among US adolescents and adults. The study analyzed data from the 2020 National Survey on Drug Use and Health, finding that individuals who reported cannabis use in the past ...

US air pollution rates on the decline but pockets of inequities remain

Air pollution emissions have decreased substantially in the US over the last four decades, but racial and socioeconomic disparities remain. The study found that certain populations experienced relatively smaller reductions or even increases in air pollution emissions, highlighting the need for targeted policies to address inequities.

Reduced blood lead levels linked to lower blood pressure

Researchers found that small declines in blood lead levels were associated with long-term cardiovascular health improvements, including reductions in systolic blood pressure and markers of hypertrophic cardiomyopathy and heart failure. This study suggests that even small decreases in blood lead levels can have meaningful health outcomes.

SourceColumbia University's Mailman School of Public Health·JournalJournal of the American Heart Association·DateJan 11, 2024

Wristband monitors provide detailed account of air pollution exposure

A new study using personal wristband monitors has collected unprecedented data on air pollution exposures in pregnant individuals in New York City. The findings identified complex interactions between demographics and behaviors that shape exposure to individual compounds, highlighting the need for further research to understand these p...

SourceColumbia University's Mailman School of Public Health·JournalJournal of Exposure Science & Environmental Epidemiology·TypeExperimental study·DateJan 10, 2024

Advanced viral diagnostics tool closer to widespread use

VirCapSeq-VERT, a next-generation sequencing-based screening and surveillance system, can detect any virus that can potentially infect humans with greater sensitivity and speed than other NGS platforms. The technology achieved clinical sensitivity of 99 percent and 100 percent clinical specificity in a validation study.

SourceColumbia University's Mailman School of Public Health·JournalJournal of Clinical Microbiology·TypeExperimental study·DateDec 20, 2023