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Table 1 Baseline characteristics of subjects by treatment group

From: Corneal collagen crosslinking in patients treated with dextran versus isotonic hydroxypropyl methylcellulose (HPMC) riboflavin solution: a retrospective analysis

  HPMC-treated Dextran-treated p
(n = 19) (n = 37)
Age, years 26.7 ± 8.2 30.8 ± 10.3 0.12
Male, n (%) 15 (78.9) 29 (78.4) 0.63
Post-Lasik Ectasia, n (%) 1 (5.2) 9 (24.3) 0.08
Keratoconus, n (%) 18 (94.8) 28 (75.7) 0.08
BCVA preoperative (treated eye), logMAR 0.21 ± 0.17 0.31 ± 0.24 0.11
BCVA preoperative (control eye), logMAR 0.10 ± 0.16 0.07 ± 0.16 0.45
Kmax preoperative (treated eye), diopters 61.1 ± 8.7 57.7 ± 8.1 0.17
Kmax preoperative (control eye), diopters 51.0 ± 3.7 51.0 ± 6.7 0.98
  1. BCVA= best corrected visual acuity, HPMC= hydroxypropyl methylcellulose