Shane Hadderton, 36, Marvin Usher, 33, and Deividas Fiodorovas, 36, were all sentenced on Thursday at Chelmsford Crown Court.
Baroness Owen of Alderley Edge and Lord Kempsell were appointed to the House of Lords in Boris Johnson’s resignation honours list.
The former health secretary apologised to the victims’ families at the Thirlwall Inquiry into Lucy Letby’s crimes.