Journal of Ophthalmology / 2014 / Article / Tab 3

Research Article

Corneal Biomechanical Changes after Crosslinking for Progressive Keratoconus with the Corneal Visualization Scheimpflug Technology

Table 3

Differences for the parameters with statistically significant changes after CXL.

Parameter (unit)Before CXL3 months after CXLDifferences
Median (Q25/Q75)Mean (±SD)Median (Q25/Q75)Mean (±SD)Median (Q25/Q75)Mean (±SD)

IOP (mmHg)11.00 (9.00/12.50)11.26 (2.76)14.00 (12.00/16.00)15.12 (8.31)+3.00 (+4.50/0.00)+3.85 (7.33)
pachy (µm)*487 (473 /539)498 (42.99)452 (438 /502)463 (45.33)−41 (−14 /−50)−35.00 (26.05)
A1time (ms)6.93 (6.78/7.13)6.96 (0.28)7.12 (6.87/7.35)7.29 (0.92)+0.12 (+0.32/0.00)+0.33 (0.80)
A2time (ms)22.25 (21.84/22.46)22.16 (0.46)21.65 (21.54/21.95)21.66 (0.83)−0.37 (+0.10/−0.79)−0.47 (0.78)

Normally distributed.
Not normally distributed.
The relevant differences are in bold font.