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. 2020 Oct 30;14:3661–3666. doi: 10.2147/OPTH.S281178

Table 4.

SIA Data by Group

Low_Toric Non_Toric p
SIA vector magnitude (D) 0.51 ± 0.29 (0.04 to 1.34) 0.62 ± 0.37 (0.10 to 1.60) 0.09
SIA x coordinate (D, double angle) −0.29 ± 0.40 (−1.28 to 0.63) −0.15 ± 0.49 (−1.32 to 1.12) 0.12
SIA y coordinate (D, double angle) −0.06 ± 0.33 (−0.82 to 0.53) −0.23 ± 0.48 (−1.32 to 0.85) 0.05

Note: Unless otherwise stated, values are: mean ± standard deviation (range).

Abbreviations: SIA, surgically induced astigmatism; D, diopter.