Table 1.
Descriptive statistics of UPS and BSS groups for initial subjects entered into the study and final subjects (subjects with poor alignment excluded) analyzed. Means sphere and astigmatism values are for the PVI/filtered eye.
| Unilaterally PVI | Bilaterally Sighted | |||
|---|---|---|---|---|
|
| ||||
| Subjects (UPS) Mean ±S.D (Range) | Subjects (BSS) Mean ±S.D (Range) | |||
|
| ||||
| Initial | Final | Initial | Final | |
|
| ||||
| (all subjects entered) | (selected for good alignment) | (all subjects entered) | (selected for good alignment) | |
| Sample Size | 88 | 64 | 97 | 95 |
|
| ||||
| Age (yr) | 27.5 ± 9.4 | 28.3 ± 9.3 | 28.7 ± 6.8 | 28.77 ± 6.87 |
| (10 – 45) | (11 – 45) | (19 – 43) | (19 – 43) | |
|
| ||||
| Gender | 27 female | 22 females | 26 female | 24 female |
| 61 male | 42 males | 71 male | 64 male | |
|
| ||||
| PVI/Filtered Eye | 46 OD | 31 OD | 94 OD | 87 OD |
| 42 OS | 33 OS | 3 OS | 1 OS | |
|
| ||||
| Spherical Equivalent (D) | 0.11 ± 3.036 | 0.26 ± 2.65 | 0.10 ± 0.49 | 0.08 ± 0.44 |
| (-14.31– +16.12) | (-9.18 – 16.12) | (-0.88 – +1.56) | (-0.88 – 1.44) | |
|
| ||||
| J180 (D) | 0.09 ± 0.58 | 0.05 ± 0.25 | 0.11 ± 0.22 | 0.11 ± 0.18 |
| (-2.58 – 1.97) | (-0.59 – 0.54) | (-0.79 – 0.85) | (-0.31 – 0.85) | |
|
| ||||
| J45 (D) | 0.11 ± 0.42 | 0.05 ± 0.21 | 0.03 ± 0.16 | 0.04 ± 0.15 |
| (-1.12 – 1.53) | (-0.43 – 0.81) | (-0.46 – 0.52) | (-0.29 – 0.52) | |