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(a) Correlation between mean corneal astigmatism in the WTR/ATR/OB groups and age. (b) The prevalence of WTR/ATR/OB astigmatism by age. (c) The prevalence of WTR/ATR/OB by different magnitudes of astigmatism. (d) Correlation between magnitude of preoperative astigmatism and ACD with reference to WTR/OB/ATR. (e) Correlation between magnitude of preoperative astigmatism and AL with reference to WTR/OB/ATR.
