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Study models more hepatitis B cases under revised CDC birth-dose guidance

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Coverage spectrum

Covered by 3 outlets, all left-leaning.

3 articles in total. The spectrum counts each outlet once and leaves opinion out. How we measure bias

TIME, The New York Times and ABC News report that a new study in Annals of Internal Medicine uses computer modeling to project the effects of revised CDC hepatitis B vaccine guidance for newborns. The CDC in December 2025 stopped recommending a universal birth dose for babies of mothers who test negative, favoring shared decision-making. The outlets say the model projects chronic hepatitis B cases would rise 225 percent if about 26 percent of children are vaccinated, and up to 83 percent in another estimate. ABC News reports the study finds up to 1.8 million young adults could be left vulnerable to the virus. The change has since been paused after legal action, ABC News says.

Headline and summary written by Mantle’s AI from the coverage below, under published rules. How this works

What happened

Key points

Each point shows who reports it, from Far Left to Far Right.

  1. A study published in Annals of Internal Medicine uses computer modeling to project hepatitis B infections among children born in the U.S. under revised CDC recommendations.

    One side only: the leftReported byLeft3See the outletsHide the outlets
    Left
    TIME, The New York Times, ABC News
  2. In December 2025 the CDC stopped recommending a universal hepatitis B birth dose for babies born to mothers who test negative, shifting to shared decision-making.

    One side only: the leftReported byLeft2See the outletsHide the outlets
    Left
    TIME, ABC News
  3. The study projects chronic hepatitis B cases would rise 225 percent if about 26 percent of children are vaccinated.

    One outletTIME· Left

  4. Another estimate in the study projects up to an 83 percent increase in chronic hepatitis B infections.

    One outletThe New York Times· Left

  5. The study estimates up to 1.8 million young adults could be left vulnerable to hepatitis B.

    One outletABC News· Left

  6. The CDC change has since been paused after legal action.

    One outletABC News· Left

What is contested

Where accounts differ

Points the coverage does not agree on, and who says what.

  • The size of the projected rise in chronic hepatitis B cases.

    TIME reports a 225 percent rise if about 26 percent of children are vaccinated; The New York Times reports up to 83 percent. Both figures are attributed to the same study.

How each side tells it

Compare views

All three left-side outlets report a modeling study projecting more chronic hepatitis B infections under the CDC's move away from a universal birth dose, and they treat that change as a public health risk.

  • the left

    3 outlets

    Headlines present the change as a health risk, centering the study's projected rise in infections and, in one case, naming health secretary Kennedy's plan as the cause.

    Kennedy’s Vaccine Plan Could Cause Surge in Hepatitis B, Study Finds
    The New York TimesLeftAll left-leaning headlines
  • the center

    No coverage yet

    No center outlet that Mantle follows has covered this story yet. That absence is part of the picture.

  • the right

    No coverage yet

    No right-leaning outlet that Mantle follows has covered this story yet. That absence is part of the picture.

The words they chose

Language to notice

Words that carry a judgement beyond the facts. Tap a highlighted word anywhere on the page to see why.

Mantle found no loaded language in this coverage. Every headline and opening was checked against Mantle’s published word list, and Mantle’s AI read all 3 articles in context. Straight reporting often has none.

See for yourself

Side by side

What each side leads with and what it leaves out. Open a side to read its headlines.

From the left

3 outlets

Leads with

  • projected rise in chronic infections
  • risk to young adults
  • reversal of universal birth dose
See the 3 headlines from the leftHide the headlines
  • Hepatitis B vaccine recommendation changes could leave millions vulnerable: Study

    Changes to federal hepatitis B vaccination recommendations could lead to more childhood infections, according to a new study published Monday.

  • Kennedy’s Vaccine Plan Could Cause Surge in Hepatitis B, Study Finds

    Ending routine vaccination for hepatitis B at birth, as the health secretary has recommended, would increase the number of chronic infections by as much as 83 percent, a team of researchers reported.

  • TIMELeft

    Hepatitis B Cases Could Surge Under New Vaccine Guidelines, Study Finds

    Delaying the newborn hepatitis B vaccine by even a couple of months would have detrimental effects at a population level, new models show.

From the center

0 outlets

No center outlet that Mantle follows has covered this story yet. That absence is part of the picture.

From the right

0 outlets

No right-leaning outlet that Mantle follows has covered this story yet. That absence is part of the picture.

Articles you open from here build My Mix, a private picture of how your reading spreads across the spectrum, kept on this device. What is My Mix?

The left is Far Left and Left together. The right is Right and Far Right together. Every outlet keeps its own five-point rating.

Who reported it when

How the coverage built up

  • Left

    First to report

    TIME, Oct 19, 5:00 PM EDT

  • Center

    No report yet

    From the outlets Mantle follows

  • Right

    No report yet

    From the outlets Mantle follows

See the order the outlets reported inHide the order
  1. TIMELeftOct 19, 5:00 PM EDT
  2. The New York TimesLeftOct 19, 5:00 PM EDT
  3. ABC NewsLeftOct 21, 4:29 PM EDT

Times are the ones the outlets published in their own feeds, in Eastern time. Opinion is left out.

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