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Saloni Dattani

@saloni-dattani · 9 positions · 0 changes of mind

Researcher at Our World in Data with a PhD in psychiatric genetics, and founding editor of Works in Progress. Writes Scientific Discovery, a newsletter on medical research and long-run trends in health and mortality.

Everything they publish, on ppll ↗

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  1. Our reading

    The fall in cancer mortality is not mostly the fall in smoking: stomach and colorectal cancer were already declining before smoking was.

    Their wordsIn my view, without smoking, we probably would have seen cancer mortality decline much earlier.

    ↗The decline in cancer mortality is about much more than smokingscientificdiscovery.dev 1st of 2 in this piece

    Interesting

  3. Our reading

    The causes of an outcome cannot be divided into slices that add up to 100 per cent, so a large effect from one cause does not leave a small remainder for the others.

    Their wordsFinally, I’ll explain a deeper issue with the whole idea: we can’t neatly divide the causes of an outcome into slices that add up to 100%.

    ↗The decline in cancer mortality is about much more than smokingscientificdiscovery.dev 2nd of 2 in this piece

    Interesting
  4. 16 months earlier

  5. Our reading

    Life expectancy is not a prediction of how long people alive today will live.

    Their wordsLife expectancy isn’t a prediction of how long people will live.

    ↗Seven things you didn't know about life expectancyscientificdiscovery.dev 1st of 6 in this piece

    Interesting

  7. Our reading

    Every age of life is less deadly than it was for the generation before, not just childhood.

    Their wordsEach age of our lives is less deadly than it was for previous generations.

    ↗Seven things you didn't know about life expectancyscientificdiscovery.dev 2nd of 6 in this piece

    Interesting

  9. Our reading

    Women outlive men because their death rates are lower at every age, not because men die in accidents and violence.

    Their wordsBut women actually tend to live longer than men because they have lower death rates across their lifespans, which you can see in the chart below.

    ↗Seven things you didn't know about life expectancyscientificdiscovery.dev 3rd of 6 in this piece

    Interesting

  11. Our reading

    Every predicted ceiling on human life expectancy has so far been broken.

    Their wordsMany other predictions have already been broken, as life expectancy has continued to rise.

    ↗Seven things you didn't know about life expectancyscientificdiscovery.dev 4th of 6 in this piece

    Interesting

  13. Our reading

    Longevity is not one problem waiting to be cracked: lifespans rose because many separate problems were worked on continuously.

    Their wordsTo me, one of them is that longevity isn’t one obscure problem that needs to be ‘cracked’ in order for us to live longer.

    ↗Seven things you didn't know about life expectancyscientificdiscovery.dev 5th of 6 in this piece

    Interesting

  15. Our reading

    The long decline in mortality is not guaranteed to continue: new shocks and old unsolved diseases can reverse it.

    Their wordsNone of these trends are a given.

    ↗Seven things you didn't know about life expectancyscientificdiscovery.dev 6th of 6 in this piece

    Interesting
  16. 7 months earlier

  17. Our reading

    A world without mass child mortality does not have to be imagined, because rich countries are already living in it.

    Their wordsI think we don’t have to imagine what a future could look like without this immense loss.

    ↗What does it mean when fewer people die?scientificdiscovery.dev

    Interesting