Document Classification

Section Type: RESULTS

Text: The mean SE, cylinder, and mean K values decreased in both groups (SE : -7. 13 + / - 3. 34 D to -2. 98 + / - 2. 33 D, Group 1, and -7. 05 + / - 5. 54 D to -2. 81 + / - 4. 08 D, Group 2 ; cylinder : -4. 38 + / - 2. 03 D to -2. 62 + / - 1. 93 D and -4. 68 + / - 2. 60 D to -2. 20 + / - 1. 67 D, respectively ; mean K : 52. 47 + / - 4. 01 D to 48. 31 + / - 3. 65 D and 52. 06 + / - 4. 93 D to 48. 08 + / - 4. 13 D, respectively).