Table 2.
Comparison of clinical features and outcome between early PPV group and IVA group.
| Early PPV group (n = 12) | IVA group (n = 10) | P value | |
|---|---|---|---|
| Baseline characteristics | |||
| Age ≥ 65 years (n, %) | 9 (75.0%) | 10 (100.0%) | 0.221 |
| Male (n, %) | 7 (58.3%) | 3 (30.0%) | 0.231 |
| Time from cataract operation to presentation (days) | 5.2 ± 3.9 | 8.0 ± 3.4 | 0.084 |
| Duration of symptoms prior to presentation (days) | 2.0 ± 1.5 | 2.2 ± 1.5 | 0.755 |
| Presenting VA | 2.38 ± 0.19 | 1.89 ± 0.68 | 0.064 |
| • >20/60 | 0 | 0 | |
| • >20/200–20/60 | 0 | 1 (10.0%) | |
| • >CF – 20/200 | 0 | 1 (10.0%) | |
| • CF | 1 (8.3%) | 2 (20.0%) | |
| • HM | 7 (58.3%) | 5 (50.0%) | |
| • LP | 4 (33.3%) | 0 | |
| • NLP | 0 | 0 | |
| • Not documented | 0 | 1 (10.0%) | |
| Significant hypopyon ≥1 mm (n, %) | 5 (41.7%) | 5 (50.0%) | 0.670 |
| Absence of fundal view (n, %) | 11 (91.7%) | 6 (60.0%) | 0.272 |
| Causative organisms (n, %) | 0.068 | ||
| • No growth | 1 (8.3%) | 4 (40.0%) | |
| • Staphylococcus | 4 (33.3%) | 5 (50.0%) | |
| • Streptococcus | 2 (16.7%) | 1 (10.0%) | |
| • Non-staphylococcus, non-Streptococcus | 5 (41.7%) | 0 (0.0%) | |
| Follow-up duration (months) | 13.1 ± 13.5 | 28.8 ± 20.2 | 0.054 |
| Visual outcome and rate of retinal detachment | |||
| Final VA (logMAR units) | 1.08 ± 1.08 | 0.80 ± 0.80 | 0.489 |
| Proportion of good final VA ≥ 20/30 (n, %) | 3 (25.0%) | 2 (20.0%) | 1.000 |
| Proportion of poor final VA < 20/400 (n, %) | 4 (33.3%) | 2 (20.0%) | 0.646 |
| Development of retinal detachment (n, %) | 3 (25.0%) | 0 (0.0%) | 0.221 |
CF count fingers, HM hand movement, IVA initial intravitreal antibiotics, LP light perception, n number, NLP no light perception, PPV pars plana vitrectomy, VA visual acuity.