Table 3 Measurements of the central, nasal and temporal vault of the scleral contact lens over the cornea in the initial fitting and after 1 and 3 months of contact lens wear
Variable | First trial | 1 month follow-up | 3 months follow-up | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Mean (SD) | Median (range) | Mean (SD) | Median (range) | Change compared to first trial | P value | Mean (SD) | Median (range) | Change compared to first trial | P value | |
Central vault (μm) | 294.46 (33.13) | 267.00 (167 to 543) | 200.09 (36.85) | 207.00 (111.0 to 307) | − 84.09 (82.45) | 0.046 | 228.0 (60.04) | 207.50 (122 to 361) | + 19.55 (30.22) | 0.174 |
Nasal vault (μm) | 278.50 (51.00) | 276.50 (176 to 441) | 194.45 (27.32) | 198.0 (126 to 240) | − 80.64 (63.89) | 0.018 | 227.50 (42.47) | 228.0 (137 to 328) | + 26.22 (35.98) | 0.131 |
Temporal vault (μm) | 344.42 (58.28) | 306.50 (267 to 587) | 257.36 (48.32) | 245.0 (150.0 to 394.0) | − 80.36 (87.21) | 0.021 | 269.70 (67.34) | 249.5 (143 to 417) | + 3.89 (38.05) | 0.820 |