There is a particular kind of writing that only gets produced by people who know they are leaving. Keir Starmer's Substack post this weekend had that quality: unhurried, a little defensive, reaching for the version of events that will hold up once he is gone. Andy Burnham is expected to succeed him within a fortnight, and everyone involved knows it, which is what gives a document like this its odd, valedictory tone even before the removal vans have arrived.

The headline claim, that his government lifted around half a million children out of poverty, mostly by scrapping the two-child benefit limit, is being read as a welfare story. It is not really that. It is a health story dressed in the language of household budgets, and it deserves to be read that way by anyone running an NHS trust or a public health team.

The link between family income and child health is not contested territory. Young kids from the poorest homes are more likely to visit A&E with respiratory conditions. They have higher rates of untreated dental decay. They are more likely to be admitted for conditions that better housing, better nutrition and less parental stress would have prevented. None of this is new to anyone who has sat through an NHS winter planning meeting in the last decade. What Starmer's post does, whether deliberately or not, is present a fiscal transfer as though it were a self-contained welfare achievement, detached from the service that will actually absorb its consequences over the next five years.

Because of who gets it, that distance is important. Burnham was Health Secretary under Gordon Brown, and has spent his time as Greater Manchester Mayor arguing for exactly the kind of joined-up thinking between social determinants and NHS delivery that Starmer's post gestures at without quite reaching. If Burnham becomes Prime Minister as expected, he takes over a government that has just spent political capital on a child poverty measure but has not built the machinery to credit it against NHS demand. Nobody in DHSC is currently modelling how many fewer paediatric admissions the cap's removal might produce, or over what timeframe, or how that should shape capital and workforce planning in areas of concentrated deprivation.

There is a second, less comfortable point buried in the same post. Starmer names Labour's exit from EHRC special measures over antisemitism, not the child poverty work, as the achievement he is proudest of. That ordering tells its own story about where his government's centre of political gravity actually sat. Health and welfare policy, however consequential, remained downstream of party management for most of his tenure. Whether Burnham changes that ordering is one of the more consequential unknowns of the transition, more consequential in the long run than the reshuffle speculation currently filling Westminster's group chats.

For NHS leaders reading the outgoing Prime Minister's account of his own record, the practical question is not whether ending the two-child cap was right. It plainly reduces hardship for the households affected, and hardship reduction generally improves health outcomes with a lag that outlasts the government that legislated it. The question is whether the incoming administration treats that reduction as evidence for how public health, welfare and NHS commissioning should be planned together, or files it as a completed policy win and moves on to the next reshuffle. Burnham's own history suggests he understands the connection better than most of his cabinet colleagues will. Understanding it and building the structures to act on it are different things, and the second is what the NHS actually needs from whoever is in Downing Street by the autumn.