Baseline characteristics of treated and fellow eyes (n=875)
| Characteristics | LPI | Non-LPI | P value |
| Age (years) | 59.3±5.0 | – | |
| Female (%) | 731 (83.5) | – | |
| Endothelial cell density (per mm2) | 2571.4±300.3 | 2571.9±304.9 | 0.94 |
| Mean cell area (μm2) | 394.9±53.9 | 395.0±54.0 | 0.96 |
| Hexagonality (%) | 56.5±9.4 | 56.9±9.4 | 0.38 |
LPI, laser peripheral iridotomy