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Table 1 Demographics of the non-allergic conjunctivitis (NAC) and allergic conjunctivitis (AC) groups

From: Corneal biomechanical changes in allergic conjunctivitis

Characteristic NAC AC p
(n = 20) (n = 30)
Age, mean ± SD (years) 18.75 ± 7.99 19.37 ± 10.59 0.83a
Sex, male, n (%) 13 (65.0%) 20 (66.7%) 0.90b
IOP (mmHg) 16.03 ± 2.40 15.90 ± 1.96 0.84a
  1. NAC = non-allergic conjunctivitis; AC = allergic conjunctivitis; IOP = intraocular pressure; SD = standard deviation
  2. a Independent samples t-test
  3. b χ2 test