Table 2.
Comparison of Baseline Variables Between Groups (Zeiss, Cirrus Assessment)
| Variable | IVR (n = 44) | SHAM (n = 44) |
|---|---|---|
| Central subfield thickness, mean (SD), µm | 262 (36) | 250 (25) |
| Mean cube thickness, mean (SD), µm | 273 (18) | 272 (17) |
| Cube volume, mean (SD), mm3 | 9.84 (0.66) | 9.81 (0.63) |
| Drusen area, median (IQR), mm2 | 0.200 (0.022 to 0.625) [n = 36] | 0.200 (0.022 to 0.625) [n = 36] |
| Drusen volume, median (IQR), mm3 | 0.010 (0.000 to 0.022) [n = 36] | 0.010 (0.000 to 0.022) [n = 36] |
IQR, interquartile range; IVR, intravitreal ranibizumab; SD, standard deviation; SHAM, sham injections.