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. 2018 Apr 19;2018:8328134. doi: 10.1155/2018/8328134

Table 1.

Patient demographics. Age, pre-ICRS implantation manifest refraction (spherical equivalent (SE), refractive sphere and cylinder) and prekeratometry (K) readings shown as mean ± standard deviation (SD) and range.

Characteristic Value
Eyes (n) 17
Age (years) 59 ± 12.8
Mean SE (D)
Range
−5.35 ± 5.09
(+2.50 to −14.00)
Mean refractive sphere (D)
Range
−3.97 ± 4.98
(+3.50 to −13.00)
Mean refractive cylinder (D)
Range
−2.77 ± 1.04
(−1.50 to −5.00)
Mean minimum K (D)
Range
47.06 ± 3.71
(42.5 to 55.5)
Mean maximum K (D)
Range
48.79 ± 3.69
(45 to 57.75)