Table 1

Baseline characteristics

SepticaemiaComparison groupP value
(n=482 781)(n=1 892 825)
Age, years
 <1844 198 (9.2)176 792 (9.3)<0.0001
 18–64185 350 (38.4)741 400 (39.2)
 ≥65253 233 (52.5)974 633 (51.5)
 Mean (SD)59 (24.7)58.3 (24.5)
Sex, n (%)
 Female231 254 (47.9)901 921 (47.6)0.0018
 Male251 527 (52.1)990 904 (52.4)
Comorbidity, n (%)
 Systemic lupus erythematosus2660 (0.6)1409 (0.1)<0.0001
 Depression17 834 (3.7)22 843 (1.2)<0.0001
 Peripheral vascular disorders24 252 (5.0)31 928 (1.7)<0.0001
 Deficiency anaemias53 278 (11.0)62 885 (3.3)<0.0001
 Rheumatoid arthritis5301 (1.1)7354 (0.4)<0.0001
 Fluid and electrolyte disorders181 843 (37.7)191 102 (10.1)<0.0001
 Smoking61 (0.0)110 (0.0)<0.0001
 Infectious mononucleosis734 (0.2)657 (0.0)<0.0001