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. 2017 Feb 8;17:9. doi: 10.1186/s12886-017-0407-5

Table 3.

Strehl Ratio values for 3 mm aperture

Strehl Ratio Spherical IOL Aspheric IOL P-Value
Median 0.8143 0.9288 0.0002*
Minimum 0.7630 0.8800
Maximum 0.8450 0.9410

*Statistically significant difference (p < 0.05, Mann-Whitney-U test)