Table 1

Number of cases and controls in EIMS and GEMS

Case–control statusIncludedData on disease course, smoking, alcohol and snuff useData on disease course and sun exposureData on disease course and adolescent BMI (index age >19 years)Data on disease course, DRB1 and smokingData on disease course, DRB1 and adolescent BMIData on disease course, DRB1 and EBNA-1 antibody levels
Relapsing-onset MS8965752068407206610958994419
Progressive-onset MS540489517456439398
Controls11 47911 38610 59010 351668365265144
  • BMI, body mass index; EBNA-1, Epstein-Barr virus nuclear antigen-1; EIMS, epidemiological investigation of multiple sclerosis; GEMS, genes and environment in multiple sclerosis; MS, multiple sclerosis.