Regression

Group A (n = 68)

Group B(n = 68)

P value


Regression of + 0.5 to + 1 D

11 (16.2%)

20 (29.4%)

0.030
^{1*}

Regression of > + 1 D

3 (4.4%)

8 (11.8%)

Mean ± SD

0.37 ± 0.34 D

0.61 ± 0.39 D

< 0.001
^{2*}

 ^{1}χ2 test; ^{2}MannWhitney U test;
 *Statistically significant at p < 0.05