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Table 4 Comparision of factors in patients who showed shifting of steeper axis postoperatively in WTR group

From: Torsional and flattening effect on corneal astigmatism after cataract surgery: a retrospective analysis

  Unshifted group Shifted group p value
Eyes (n) 48 16 .
Age (years) 64.8 ± 10.06 55.4 ± 9.18 0.125
Postoperative steeper axis 97.3 ± 10.1 5.4 ± 4.2 0.003
MCCS (n) 31 5 0.019
CCS (n) 17 11 0.346
Postoperative change of refractive cylinder (D) - 0.54 ± 0.27 0.43 ± 0.26 0.017
Preoperative corneal thickness (μm) Superior 622.4 ± 31.5 714.5 ± 35.2 0.008
Temporal 620.8 ± 32.9 617.5 ± 31.6 0.692
Preoperative corneal astigmatism (D) Anterior 1.16 ± 0.38
@ 91.73
0.55 ± 0.13
@ 93.84
0.007
Posterior 0.19 ± 0.08
@ 92.56
0.35 ± 0.09
@ 91.51
0.005
Total 1.04 ± 0.26
@ 91.92
0.29 ± 0.08
@ 93.18
0.010
  1. Values are presented as mean ± SD
  2. CCS conventional cataract surgery, MCCS microcoaxial cataract surgery, WTR with-the-rule