Table 2

Baseline demographics

DemographicsParticipants with DED*
(N=1002)
Participants without DED
(N=1003)
Age, years
 Mean (SD)55.2 (15.2)55.0 (15.7)
 Range18–8418–99
Woman, n (%)619 (61.8)612 (61.0)
Racial/ethnic designation, %†
 White British89.890.6
 Any other white4.04.4
 Asian/Asian British4.13.1
 African/Caribbean/black1.20.8
 Other ethnic group0.81.2
 Prefer not to answer1.10.5
  • *Participants with DED who completed survey A, n=500; participants with DED who completed survey B, n=502.

  • †Several answers were possible; thus, the total percentage is greater than 100%.

  • DED, dry eye disease.