Table 3.
Correlation Between Surgically Induced Astigmatism Magnitude and Individual Parameters
| Feature | Femtosecond Laser Group Correlation Coefficient (p value) | Manual Group Correlation Coefficient (p value) |
|---|---|---|
| Preoperative flat K | −.387 (0.005) | −.017 (0.839) |
| Preoperative steep K | 222 (0.050) | −.033 (0.701) |
| Preoperative corneal astigmatism | 0.521 (<0.001) | 0.092 (0.284) |
| Preoperative ACD | 0.303 (0.032) | −.094 (0.275) |
| Preoperative AL | 0.313 (0.027) | 0.048 (0.575) |
| Preoperative CD | 0.476 (<0.001) | −.047 (0.587) |
| Final incision width | 0.091 (0.659) | 0.301 (0.002) |
Abbreviations: K, keratometry; ACD, anterior chamber dept; AL, axial length; CD, corneal diameter