Table 5

All-cause mortality in patients with AS following hospitalisation for pneumonia according to preadmission as therapy

NAll-cause mortality at 90 days, N (%)HRs 90-day mortality
CrudeAdjusted*
No DMARD, no anti-TNF alfa69396 (13.6)1 (ref)1 (ref)
DMARD181 (5.6)0.39 (0.05 to 2.77)0.52 (0.07 to 3.76)
Anti-TNF alfa875 (5.8)0.64 (0.41 to 1.00)0.95 (0.60 to 1.51)
Anti-TNF alfa and DMARD combination443 (6.8)0.78 (0.53 to 1.14)1.01 (0.69 to 1.49)
  • HRs, including 95% CIs, were calculated using a Cox proportional-hazards model.

  • *Adjusted for sex, age and level of comorbidity before admission.

  • AS, ankylosing spondylitis; DMARD, disease-modifying antirheumatic drug; TNF, tumour necrosis factor.