Subjects included in analysis*No ED treatment
(n=40 522)
ED treatment
Number of events (%)8317 (20.5)171 (6.5)
Incidence rate (cases/100 person years)7.37 (7.22 to7.53)2.67 (2.30 to 3.11)
Unadjusted, HR (95% CI)Referent0.72 (0.62 to 0.84)
Adjusted for age, HR (95% CI)Referent0.76 (0.66 to 0.89)
Multivariable adjusted†, HR (95% CI)Referent0.79 (0.68 to 0.92)
  • * Numbers do not sum up to group total since subjects can be included in the No ED treatment category initially and later change to the ED treatment category

  • Adjusted for all variables in table 1, except for medication started the first 6 months following the event which was adjusted for as a time-dependent variable.

  • MACE, includes hospital stay for MI, or heart failure, or revascularisation.