Table 2

Preoperative CCT and mean CCT change in all time intervals

AllPseudophakicAphakicp Value*
Preoperative CCT
 n372215
 Mean (SD)556.24 (44.19)553.77 (40.43)559.87 (50.45)
 Range470–671512–637470–671
CCT 6 m-0 (μm)
 n3322110.196
 Mean change (SD)13.33 (22.15)9.77 (17.14)20.45 (29.48)
 Range−13 to 83−13 to 76−9 to 83
CCT 12 m-0 (μm)
 n221804
 Mean change (SD)21.23 (30.54)13.5 (26.04)56.0 (26.77)0.008
 Range−35 to 83−35 to 7027–83
CCT 18 m-0 (μm)
 n1915040.304
 Mean change (SD)26.16 (60.44)18.6 (58.21)54.5 (68.94)
 Range−92 to 157−92 to 13512–157
CCT 24 m-0 (μm)
 n169070.021
 Mean change (SD)17.69 (45.82)−4.67 (23.91)46.43 (52.67)
 Range−35 to 109−35 to 44−23 to 109
CCT 36 m-0 (μm)
 n2717100.015
 Mean change (SD)28.78 (46.13)12.71 (38.41)56.1 (46.97)
 Range−26 to 147−26 to 105−20 to 147
p Value 0.6820.7240.383
  • * Comparison between aphakic and pseudophakic groups—Student t test.

  • ANOVA.

  • CCT, central corneal thickness; n, number of patients.