Table 2

Association of ethnic group with mortality to 30 days using Cox proportional hazards modelling, age and sex corrected

nUnadjustedP value
TotalEventsHR (95% CI)
Age (25th vs 75th centile)4.50 (3.74 to 5.42)<0.0001
Sex (male)1.55 (1.28 to 1.87)<0.0001
Ethnic group
 Asian or Asian British5211341.49 (1.19 to 1.86)<0.001
 Black or black British331941.30 (1.02 to 1.65)0.036
 Mixed and other ethnic groups150341.08 (0.75 to 1.57)0.682
 White674206Reference
  • Censored to 30 days follow-up, observations 1737, events 478.