Table 1

Demographics at year of diagnosis among Swedish patients with rheumatoid arthritis (RA) overall and by calendar period of RA diagnosis, and in matched general population comparator subjects

Patients with RAGeneral population
All1997–20022003–20062007–20102011–2014All
n=15 744n=3422n=3181n=4179n=4962n=70 899
Women697069697069
Age, mean (SD)151515151615
 Age at diagnosis
 <53 years333533333234
 53–62 years262730262226
 63–71 years222019232622
 ≥72 years191919182119
Educational level
 <9 years303832282628
 10–12 years444043464642
 >12 years252125262729
Seropositive RA6567686462NA
  • Expressed in % if not stated otherwise.