Helsinki Institute for Demography and Population Health
@pophel.bsky.social
Health and mortality, population ageing, social disadvantage, family dynamics.
@University of Helsinki.
https://www.helsinki.fi/en/helsinki-institute-demography-and-population-health
@University of Helsinki.
https://www.helsinki.fi/en/helsinki-institute-demography-and-population-health
Reposted by Helsinki Institute for Demography and Population Health
A new pre-print from @soc-misc.bsky.social project!
We compare the number of self-reported miscarriages to healthcare records in Finland to better understand the quality of #miscarriage data.
More info 👇
My co-authors: Hanna Remes, Lara Lehtoranta, @mccompans.bsky.social, Pekka Martikainen
We compare the number of self-reported miscarriages to healthcare records in Finland to better understand the quality of #miscarriage data.
More info 👇
My co-authors: Hanna Remes, Lara Lehtoranta, @mccompans.bsky.social, Pekka Martikainen
📣New pre-print from SOC-MISC: Measuring miscarriages: A comparison of self-reported and healthcare register data in Finland.
More info below 👇🧵
Read full paper here: osf.io/preprints/so...
1/2
More info below 👇🧵
Read full paper here: osf.io/preprints/so...
1/2
OSF
osf.io
November 17, 2025 at 10:20 AM
A new pre-print from @soc-misc.bsky.social project!
We compare the number of self-reported miscarriages to healthcare records in Finland to better understand the quality of #miscarriage data.
More info 👇
My co-authors: Hanna Remes, Lara Lehtoranta, @mccompans.bsky.social, Pekka Martikainen
We compare the number of self-reported miscarriages to healthcare records in Finland to better understand the quality of #miscarriage data.
More info 👇
My co-authors: Hanna Remes, Lara Lehtoranta, @mccompans.bsky.social, Pekka Martikainen
Reposted by Helsinki Institute for Demography and Population Health
♻️🧠Thrilled to publish my first sole-authored paper in Socail Science & Medicine. This study revealed the link of childhood indoor air pollution with later-life cognitive health and its mechanisms, using national data and a machine learning approach. @pophel.bsky.social @helsinki.fi
November 11, 2025 at 7:28 PM
♻️🧠Thrilled to publish my first sole-authored paper in Socail Science & Medicine. This study revealed the link of childhood indoor air pollution with later-life cognitive health and its mechanisms, using national data and a machine learning approach. @pophel.bsky.social @helsinki.fi
Reposted by Helsinki Institute for Demography and Population Health
Our new study finds a strong association between voting in elections and subsequent mortality risk.
Not formally open access, unfortunately but the publisher has generously made this (temporarily?) free to read!
doi.org/10.1136/jech...
Not formally open access, unfortunately but the publisher has generously made this (temporarily?) free to read!
doi.org/10.1136/jech...
November 5, 2025 at 1:01 PM
Our new study finds a strong association between voting in elections and subsequent mortality risk.
Not formally open access, unfortunately but the publisher has generously made this (temporarily?) free to read!
doi.org/10.1136/jech...
Not formally open access, unfortunately but the publisher has generously made this (temporarily?) free to read!
doi.org/10.1136/jech...
@pophel.bsky.social members @hlaht.bsky.social, Isa Yang, Lasse Tarkiainen and Pekka Martikainen published apparently the first population-based individual-level survival analysis assessing to what extent voting in an election predicts future mortality.
It strongly does.
doi.org/10.1136/jech...
It strongly does.
doi.org/10.1136/jech...
Voting is a stronger determinant of mortality than education: a full-electorate survival analysis with 21-year follow-up
Background Although voting is recognised as a social determinant of health, the association between electoral participation and subsequent mortality at an individual level has not been established.
O...
doi.org
November 5, 2025 at 1:20 PM
@pophel.bsky.social members @hlaht.bsky.social, Isa Yang, Lasse Tarkiainen and Pekka Martikainen published apparently the first population-based individual-level survival analysis assessing to what extent voting in an election predicts future mortality.
It strongly does.
doi.org/10.1136/jech...
It strongly does.
doi.org/10.1136/jech...
Reposted by Helsinki Institute for Demography and Population Health
✝️ Our study found: While religion may help those raised in difficult family environments to cope, it cannot fully offset the health risks associated with childhood adversity (e.g,parental mental health issues). @pophel.bsky.social @helsinki.fi @share-eric.bsky.social
www.helsinki.fi/en/news/fair...
www.helsinki.fi/en/news/fair...
Religious upbringing linked to better physical health in old age | University of Helsinki
Could a religious upbringing offer a path to healthier ageing? While religion may help those raised in difficult family environments to cope, it cannot fully offset the health risks associated with po...
www.helsinki.fi
October 21, 2025 at 3:45 PM
✝️ Our study found: While religion may help those raised in difficult family environments to cope, it cannot fully offset the health risks associated with childhood adversity (e.g,parental mental health issues). @pophel.bsky.social @helsinki.fi @share-eric.bsky.social
www.helsinki.fi/en/news/fair...
www.helsinki.fi/en/news/fair...
Reposted by Helsinki Institute for Demography and Population Health
📣Excited to share that our paper on widowhood, its gender and educational inequalities, and evolution over time in Finland is out now in @readdemography.bsky.social !✨
In “Evolution of Widowhood Lifespan," @morettimarg.bsky.social K Korhonen, @alysonvanraalte.bsky.social @timriffe1.bsky.social & P Martikainen find widowhood is less common & occurs later in life. @pophel.bsky.social @mpidr.bsky.social @opik-ikerketa.bsky.social read.dukeupress.edu/demography/a...
October 16, 2025 at 1:25 PM
📣Excited to share that our paper on widowhood, its gender and educational inequalities, and evolution over time in Finland is out now in @readdemography.bsky.social !✨
Reposted by Helsinki Institute for Demography and Population Health
In “Evolution of Widowhood Lifespan," @morettimarg.bsky.social K Korhonen, @alysonvanraalte.bsky.social @timriffe1.bsky.social & P Martikainen find widowhood is less common & occurs later in life. @pophel.bsky.social @mpidr.bsky.social @opik-ikerketa.bsky.social read.dukeupress.edu/demography/a...
October 16, 2025 at 1:12 PM
In “Evolution of Widowhood Lifespan," @morettimarg.bsky.social K Korhonen, @alysonvanraalte.bsky.social @timriffe1.bsky.social & P Martikainen find widowhood is less common & occurs later in life. @pophel.bsky.social @mpidr.bsky.social @opik-ikerketa.bsky.social read.dukeupress.edu/demography/a...
📢Doctoral Defence:
Ulla Suulamo - "Long-term trends in mortality differences - Register-based studies in Finland, 1970–2020"
16 October 2025 at 12:00
Address: Porthania, PIII, Yliopistonkatu 3, Helsinki
Ulla Suulamo - "Long-term trends in mortality differences - Register-based studies in Finland, 1970–2020"
16 October 2025 at 12:00
Address: Porthania, PIII, Yliopistonkatu 3, Helsinki
October 15, 2025 at 8:21 AM
📢Doctoral Defence:
Ulla Suulamo - "Long-term trends in mortality differences - Register-based studies in Finland, 1970–2020"
16 October 2025 at 12:00
Address: Porthania, PIII, Yliopistonkatu 3, Helsinki
Ulla Suulamo - "Long-term trends in mortality differences - Register-based studies in Finland, 1970–2020"
16 October 2025 at 12:00
Address: Porthania, PIII, Yliopistonkatu 3, Helsinki
PopHel Talks: Next Monday, 13th October, Joonas Pitkänen will be presenting at PopHel Talks on family-based designs in childhood adversity research.
13th October, 02:00-02:45 PM (UTC+2)
Please register for a Zoom link:
elomake.helsinki.fi/lomakkeet/13...
13th October, 02:00-02:45 PM (UTC+2)
Please register for a Zoom link:
elomake.helsinki.fi/lomakkeet/13...
October 10, 2025 at 7:49 AM
PopHel Talks: Next Monday, 13th October, Joonas Pitkänen will be presenting at PopHel Talks on family-based designs in childhood adversity research.
13th October, 02:00-02:45 PM (UTC+2)
Please register for a Zoom link:
elomake.helsinki.fi/lomakkeet/13...
13th October, 02:00-02:45 PM (UTC+2)
Please register for a Zoom link:
elomake.helsinki.fi/lomakkeet/13...
Reposted by Helsinki Institute for Demography and Population Health
📣 Our new preprint used machine learning across 30 countries to reveal key life-course social determinants of loneliness among older adults. We also developed a Streamlined Loneliness Predictive Model for future applications.
@pophel.bsky.social @share-eric.bsky.social doi.org/10.1101/2025...
@pophel.bsky.social @share-eric.bsky.social doi.org/10.1101/2025...
Machine Learning to Investigate Life-Course Social Determinants of Loneliness among Older Adults in the US, England, Israel, and 27 European Countries during the Pandemic
Background: Loneliness in later life is common and shaped by social determinants, with the COVID-19 pandemic and regional contexts further influencing disparities. Yet the role of life-course social d...
doi.org
October 8, 2025 at 6:26 AM
📣 Our new preprint used machine learning across 30 countries to reveal key life-course social determinants of loneliness among older adults. We also developed a Streamlined Loneliness Predictive Model for future applications.
@pophel.bsky.social @share-eric.bsky.social doi.org/10.1101/2025...
@pophel.bsky.social @share-eric.bsky.social doi.org/10.1101/2025...
🚨Job alert!🚨
Helsinki Institute for Demography and Population Health is recruiting 2 postdocs. Join our team and investigate social inequalities in health!
jobs.helsinki.fi/job/Helsinki...
#postdoc #demography #socialsciences #socialdata
Helsinki Institute for Demography and Population Health is recruiting 2 postdocs. Join our team and investigate social inequalities in health!
jobs.helsinki.fi/job/Helsinki...
#postdoc #demography #socialsciences #socialdata
Two Postdoctoral Researchers on Health Inequalities
Two Postdoctoral Researchers on Health Inequalities
jobs.helsinki.fi
October 7, 2025 at 11:29 AM
🚨Job alert!🚨
Helsinki Institute for Demography and Population Health is recruiting 2 postdocs. Join our team and investigate social inequalities in health!
jobs.helsinki.fi/job/Helsinki...
#postdoc #demography #socialsciences #socialdata
Helsinki Institute for Demography and Population Health is recruiting 2 postdocs. Join our team and investigate social inequalities in health!
jobs.helsinki.fi/job/Helsinki...
#postdoc #demography #socialsciences #socialdata
📢 PopHel Newsletter for March - September 2025 is out!! 📰
To receive our newsletter you can subscribe to our mailing list by sending an email to [email protected] 📩
You will also receive information on upcoming public talks 👩🏫 and open positions at PopHel‼️
www.helsinki.fi/en/helsinki-...
To receive our newsletter you can subscribe to our mailing list by sending an email to [email protected] 📩
You will also receive information on upcoming public talks 👩🏫 and open positions at PopHel‼️
www.helsinki.fi/en/helsinki-...
PopHel Newsletter | Helsinki Institute for Demography and Population Health | University of Helsinki
This newsletter shares our research activities at the Helsinki Institute for Demography and Population Health (PopHel).
www.helsinki.fi
October 7, 2025 at 11:23 AM
📢 PopHel Newsletter for March - September 2025 is out!! 📰
To receive our newsletter you can subscribe to our mailing list by sending an email to [email protected] 📩
You will also receive information on upcoming public talks 👩🏫 and open positions at PopHel‼️
www.helsinki.fi/en/helsinki-...
To receive our newsletter you can subscribe to our mailing list by sending an email to [email protected] 📩
You will also receive information on upcoming public talks 👩🏫 and open positions at PopHel‼️
www.helsinki.fi/en/helsinki-...
Reposted by Helsinki Institute for Demography and Population Health
🚆🚀 Thrilled to share our paper has been published in Social Science & Medicine, as well as my second paper in this journal. We first reveal the olders' cognitive health externalities of high-speed rail and related mechanisms using ML causal approach and national data. @pophel.bsky.social
October 1, 2025 at 11:32 AM
🚆🚀 Thrilled to share our paper has been published in Social Science & Medicine, as well as my second paper in this journal. We first reveal the olders' cognitive health externalities of high-speed rail and related mechanisms using ML causal approach and national data. @pophel.bsky.social
Reposted by Helsinki Institute for Demography and Population Health
🔥Suomi rakentaa maailman parasta rekisteritutkimuksen
alustaa!
#FIRE syntyy #FIONA juurille yhteistyössä @utu.fi @stat.fi @aalto.fi i @uniuef.bsky.social @uniofjyvaskyla.bsky.social @vatt-tutkimus.bsky.social @helsinki.fi #Tampereenyliopisto
👉 invest.utu.fi/fi/news/fire...
#rekisteritutkimus
alustaa!
#FIRE syntyy #FIONA juurille yhteistyössä @utu.fi @stat.fi @aalto.fi i @uniuef.bsky.social @uniofjyvaskyla.bsky.social @vatt-tutkimus.bsky.social @helsinki.fi #Tampereenyliopisto
👉 invest.utu.fi/fi/news/fire...
#rekisteritutkimus
FIRE-hanke tehostaa suomalaista rekisteritutkimusta vahvistaen sen kansainvälistä asemaa - INVEST
Suomeen rakennetaan uusi FIRE-infrastruktuuri vauhdittamaan ihmisten elämästä kertovien rekistereiden käyttöä tutkimuksessa. FIRE kehittää rekisteriaineistoja, kouluttaa tutkijoita rekisteriaineistoje...
invest.utu.fi
September 24, 2025 at 2:24 PM
🔥Suomi rakentaa maailman parasta rekisteritutkimuksen
alustaa!
#FIRE syntyy #FIONA juurille yhteistyössä @utu.fi @stat.fi @aalto.fi i @uniuef.bsky.social @uniofjyvaskyla.bsky.social @vatt-tutkimus.bsky.social @helsinki.fi #Tampereenyliopisto
👉 invest.utu.fi/fi/news/fire...
#rekisteritutkimus
alustaa!
#FIRE syntyy #FIONA juurille yhteistyössä @utu.fi @stat.fi @aalto.fi i @uniuef.bsky.social @uniofjyvaskyla.bsky.social @vatt-tutkimus.bsky.social @helsinki.fi #Tampereenyliopisto
👉 invest.utu.fi/fi/news/fire...
#rekisteritutkimus
📢Doctoral Defence:
Juha Luukkonen: Alcohol Reforms and Health - Register studies about exposure to changing alcohol policies in adolescence and pregnancy
26 September 2025 at 12:00
University Main Building, room 3003 (Tekla Hultin), Fabianinkatu 33.
Juha Luukkonen: Alcohol Reforms and Health - Register studies about exposure to changing alcohol policies in adolescence and pregnancy
26 September 2025 at 12:00
University Main Building, room 3003 (Tekla Hultin), Fabianinkatu 33.
September 23, 2025 at 7:48 AM
📢Doctoral Defence:
Juha Luukkonen: Alcohol Reforms and Health - Register studies about exposure to changing alcohol policies in adolescence and pregnancy
26 September 2025 at 12:00
University Main Building, room 3003 (Tekla Hultin), Fabianinkatu 33.
Juha Luukkonen: Alcohol Reforms and Health - Register studies about exposure to changing alcohol policies in adolescence and pregnancy
26 September 2025 at 12:00
University Main Building, room 3003 (Tekla Hultin), Fabianinkatu 33.
Reposted by Helsinki Institute for Demography and Population Health
Nuorempana alkoholia laillisesti ostaneet henkilöt ovat sairastuneet ja kuolleet kroonisiin alkoholiperäisiin sairauksiin useammin kuin henkilöt, jotka saivat laillisesti ostaa alkoholia 21–vuotiaana.
Nuoruudessa koettu alkoholipolitiikka yhteydessä myöhempään terveyteen | Helsingin yliopisto
Vapaammalle alkoholipolitiikalle nuoruudessaan altistuneet henkilöt olivat keski-ikään mennessä sairastuneet ja kuolleet alkoholiperäisiin sairauksiin useammin kuin tiukemmalle alkoholipolitiikalle nu...
www.helsinki.fi
September 19, 2025 at 11:01 AM
Nuorempana alkoholia laillisesti ostaneet henkilöt ovat sairastuneet ja kuolleet kroonisiin alkoholiperäisiin sairauksiin useammin kuin henkilöt, jotka saivat laillisesti ostaa alkoholia 21–vuotiaana.
New study in European Child & Adolescent Psychiatry by Lotta Volotinen, Hanna Remes, Pekka Martikainen and Niina Metsä-Simola found that low parental education is more strongly associated with increased ADHD diagnosis only in families without identified history of ADHD.
Read more: rdcu.be/eG9eY
Read more: rdcu.be/eG9eY
September 19, 2025 at 11:03 AM
New study in European Child & Adolescent Psychiatry by Lotta Volotinen, Hanna Remes, Pekka Martikainen and Niina Metsä-Simola found that low parental education is more strongly associated with increased ADHD diagnosis only in families without identified history of ADHD.
Read more: rdcu.be/eG9eY
Read more: rdcu.be/eG9eY
Reposted by Helsinki Institute for Demography and Population Health
Co-convenor of my first symposium at #SLLS2025 @sllshome.bsky.social "Leveraging Nordic Register Data to Study Health Inequalities" with my colleagues at @pophel.bsky.social and presented forthcoming research on peer influence on substance use, which uses the biological linking within registry data.
September 17, 2025 at 6:55 AM
Co-convenor of my first symposium at #SLLS2025 @sllshome.bsky.social "Leveraging Nordic Register Data to Study Health Inequalities" with my colleagues at @pophel.bsky.social and presented forthcoming research on peer influence on substance use, which uses the biological linking within registry data.
Our symposium from #SLLS2025 @sllshome.bsky.social consisted of research from Shubh Sharma @eugeniopaglino.bsky.social @olivia-mcevoy.bsky.social mcevoy.bsky.social @moberndorfer.bsky.social orfer.bsky.social Lauren Bishop and registry data expertise from Hanna Remes.
Thanks to all who attended!
Thanks to all who attended!
September 17, 2025 at 7:17 AM
Our symposium from #SLLS2025 @sllshome.bsky.social consisted of research from Shubh Sharma @eugeniopaglino.bsky.social @olivia-mcevoy.bsky.social mcevoy.bsky.social @moberndorfer.bsky.social orfer.bsky.social Lauren Bishop and registry data expertise from Hanna Remes.
Thanks to all who attended!
Thanks to all who attended!
Reposted by Helsinki Institute for Demography and Population Health
New winds are blowing 🌬⛵️
After submitting my PhD at @eui-sps.bsky.social this summer, I've started working at the MaxHel @pophel.bsky.social. Grateful for my new colleagues who make every lunch break memorable—like sailing together yesterday! Ready to embrace new horizons in my academic journey.
After submitting my PhD at @eui-sps.bsky.social this summer, I've started working at the MaxHel @pophel.bsky.social. Grateful for my new colleagues who make every lunch break memorable—like sailing together yesterday! Ready to embrace new horizons in my academic journey.
September 5, 2025 at 12:19 PM
New winds are blowing 🌬⛵️
After submitting my PhD at @eui-sps.bsky.social this summer, I've started working at the MaxHel @pophel.bsky.social. Grateful for my new colleagues who make every lunch break memorable—like sailing together yesterday! Ready to embrace new horizons in my academic journey.
After submitting my PhD at @eui-sps.bsky.social this summer, I've started working at the MaxHel @pophel.bsky.social. Grateful for my new colleagues who make every lunch break memorable—like sailing together yesterday! Ready to embrace new horizons in my academic journey.
Reposted by Helsinki Institute for Demography and Population Health
👶➡️🧑🦳 Our study shows that adverse childhood circumstances such as lack of friendships, poor housing, increase the risk of 💔 suicidal thoughts in later life, highlighting the need for a lifespan approach to suicide prevention. @pophel.bsky.social @share-eric.bsky.social www.helsinki.fi/en/news/fair...
Lack of childhood friendships linked to suicidal thoughts in over-50s | University of Helsinki
An international University of Helsinki study has found that adverse childhood circumstances increase the risk of suicidal ideation in later life.
www.helsinki.fi
September 3, 2025 at 3:01 PM
👶➡️🧑🦳 Our study shows that adverse childhood circumstances such as lack of friendships, poor housing, increase the risk of 💔 suicidal thoughts in later life, highlighting the need for a lifespan approach to suicide prevention. @pophel.bsky.social @share-eric.bsky.social www.helsinki.fi/en/news/fair...
Reposted by Helsinki Institute for Demography and Population Health
❔ Miten perhevapaiden käyttö jakautuu?
❔ Miten ne vaikuttavat äitien työmarkkina-asemaan? Entä vanhempien, lasten ja perheiden hyvinvointiin?
❔ Miten perhevapaita pitäisi uudistaa?
📅 to 18.9. klo 12-16
🗺️ Helsingin yliopisto, Juhlasali 303
#perhevapaat #syntyvyys
fluxconsortium.fi/fi/news/perh...
❔ Miten ne vaikuttavat äitien työmarkkina-asemaan? Entä vanhempien, lasten ja perheiden hyvinvointiin?
❔ Miten perhevapaita pitäisi uudistaa?
📅 to 18.9. klo 12-16
🗺️ Helsingin yliopisto, Juhlasali 303
#perhevapaat #syntyvyys
fluxconsortium.fi/fi/news/perh...
Perhevapaat 2020-luvulla: vaikutukset ja uudistustarpeet - Flux Consortium
Torstaina 18.9.2025 klo 12.00–16.00 Helsingin yliopisto, Juhlasali 303 (Unioninkatu 33, Helsinki) Suomessa perhevapaat jakautuvat yhä epätasaisesti, ja järjestelmä kaipaa uudistamista....
fluxconsortium.fi
September 1, 2025 at 6:58 AM
❔ Miten perhevapaiden käyttö jakautuu?
❔ Miten ne vaikuttavat äitien työmarkkina-asemaan? Entä vanhempien, lasten ja perheiden hyvinvointiin?
❔ Miten perhevapaita pitäisi uudistaa?
📅 to 18.9. klo 12-16
🗺️ Helsingin yliopisto, Juhlasali 303
#perhevapaat #syntyvyys
fluxconsortium.fi/fi/news/perh...
❔ Miten ne vaikuttavat äitien työmarkkina-asemaan? Entä vanhempien, lasten ja perheiden hyvinvointiin?
❔ Miten perhevapaita pitäisi uudistaa?
📅 to 18.9. klo 12-16
🗺️ Helsingin yliopisto, Juhlasali 303
#perhevapaat #syntyvyys
fluxconsortium.fi/fi/news/perh...
📢Doctoral Defence:
Philipp Christian Dierker: Partnership dynamics and changes in health and well-being - A bidirectional relationship
29 August 2025 at 13:00
tapahtumat.helsinki.fi/en-FI/page/6...
Philipp Christian Dierker: Partnership dynamics and changes in health and well-being - A bidirectional relationship
29 August 2025 at 13:00
tapahtumat.helsinki.fi/en-FI/page/6...
Loading data...
University of Helsinki Event calendar
tapahtumat.helsinki.fi
August 27, 2025 at 11:19 AM
📢Doctoral Defence:
Philipp Christian Dierker: Partnership dynamics and changes in health and well-being - A bidirectional relationship
29 August 2025 at 13:00
tapahtumat.helsinki.fi/en-FI/page/6...
Philipp Christian Dierker: Partnership dynamics and changes in health and well-being - A bidirectional relationship
29 August 2025 at 13:00
tapahtumat.helsinki.fi/en-FI/page/6...
Parental education and income strongly predicted adolescents' COVID-19 vaccine uptake 💉 A new study by Sanni Variskallio et al. out now in Vaccine: doi.org/10.1016/j.va...
August 26, 2025 at 1:47 PM
Parental education and income strongly predicted adolescents' COVID-19 vaccine uptake 💉 A new study by Sanni Variskallio et al. out now in Vaccine: doi.org/10.1016/j.va...
Reposted by Helsinki Institute for Demography and Population Health
New study 🚨 out in @jama.com! We find that California wildfires🔥in January may have contributed 440 excess deaths in Los Angeles County. This estimate significantly exceeds the 30 direct fatalities linked to these events jamanetwork.com/journals/jam... @pophel.bsky.social @helsinki.fi
Excess Deaths Attributable to the Los Angeles Wildfires From January 5 to February 1, 2025
This study aims to estimate the number of excess deaths attributable to the Los Angeles wildfires using an interrupted time series design.
jamanetwork.com
August 11, 2025 at 7:40 AM
New study 🚨 out in @jama.com! We find that California wildfires🔥in January may have contributed 440 excess deaths in Los Angeles County. This estimate significantly exceeds the 30 direct fatalities linked to these events jamanetwork.com/journals/jam... @pophel.bsky.social @helsinki.fi