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. 2009 Mar-Apr;57(2):115–119. doi: 10.4103/0301-4738.44517

Table 2.

Changes in pre- and postoperative refractive characteristics of subjects.

UCVA Decimal BCVA Decimal D Sph D Cyl MRSE Mean K
Preop AVG ± SD 0.06 ± 0.08 0.51 ± 0.24 -5.79 ± 6.50 -4.83 ± 1.84 -8.21 ± 5.67 52.84 ± 3.67
1 month AVG ± SD 0.19 ± 0.15 0.69 ± 0.10 -3.77 ± 3.92 -3.42 ± 1.44 -5.48 ± 3.67 49.16 ± 3.77
3 months AVG ± SD 0.20 ± 0.15 0.67 ± 0.08 -2.94 ± 2.83 -3.69± 1.54 -1.43 ± 2.74 49.43 ± 3.86
6 months AVG ± SD 0.19 ± 0.15 0.69 ± 0.10 -3.56 ± 4.00 -3.33 ± 1.47 -5.23 ± 3.79 49.15 ± 3.93

AVG= Average (mean), SD= Standard deviation, UCVA= Uncorrected visual acuity, BCVA= Best corrected visual acuity

The difference in the mean decimal UCVA (P= 0.01), BCVA (P=0.01) and MEAN K (P<0.001) values at one and six months as compared to the preoperative baseline values were statistically significant (P< 0.05)