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Comparison of spherical equivalent evolution in PKE + XEN and PKE + NPDS
| XEN (n = 45 eyes) | NPDS (n = 53 eyes) | p-value | |
|---|---|---|---|
| Preoperative spherical equivalent, mean ± SD | −1.23 ± 4.33 | −1.22 ± 3.33 | 0.99 |
| Postoperative spherical equivalent, mean ± SD | − 0.55 ± 1.03 | − 0.55 ± 1.16 | 0.99 |
| Spherical component variation, mean ± SD | 0.67 ± 4.18 | 0.71 ± 3.18 | 0.97 |
NPDS nonpenetrating deep sclerectomy, SD standard deviation
