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. 2020 Apr 9;7:20. doi: 10.1186/s40662-020-00184-5

Fig. 1.

Fig. 1

Visual, keratometric and aberrational outcomes after the ICRS implantation. a Preoperative and postoperative CDVA in the ANN group and in the nomogram group, with a statistically significant difference (asterisk) in the final visual acuity between the two groups (Mann-Whitney test, p < 0.05). b Preoperative and postoperative simulated mean keratometry in the 3 mm central zone in the ANN group and in the nomogram group. c Preoperative and postoperative coma-like aberrations in the ANN group and in the nomogram group