Table 3. Subgroup analysis for questionnaire responses, completed immediately after an IVT injection.
Questions | Answer |
Previous injection(s) |
CDVA |
Injected agent |
Pathology |
Lens status |
|||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No previous injection (n=30) | Previous injections (n=45) | P-value | Good CDVA (n=35) | Moderate CDVA (n=23) | Poor CDVA (n=17) | P-value | Clear agent (n=69) | Suspension (n=6) | P-value | CNV (n=62) | MO (n=13) | P-value | Phakic (n=33) | Pseudophakic (n=41) | P-value | ||
Do you see lights? | Yes | 8 (27%) | 12 (27%) | 1.0 | 9 (26%) | 5 (23%) | 6 (35%) | 0.62 | 19 (28%) | 1 (17%) | 0.56 | 17 (27%) | 3 (23%) | 0.75 | 7 (21%) | 12 (29%) | 0.43 |
Do you see floaters? | Yes | 9 (30%) | 15 (33%) | 0.76 | 12 (34%) | 6 (26%) | 6 (35%) | 0.76 | 20 (29%) | 4 (67%) | 0.06 | 17 (27%) | 7 (54%) | 0.06 | 11 (33%) | 13 (32%) | 0.88 |
Vision now compared with vision before the injection | Better | 2 (7%) | 5 (11%) | 0.24 | 1 (3%) | 3 (13%) | 3 (8%) | 0.24 | 7 (10%) | 0 | 0.30 | 6 (10%) | 1 (8%) | 0.00 | 2 (6%) | 5 (12%) | 0.42 |
Worse | 23 (77%) | 26 (58%) | 25 (71%) | 16 (70%) | 23 (64%) | 46 (65%) | 3 (50%) | 45 (73%) | 4 (41%) | 24 (73%) | 24 (59%) | ||||||
Same | 5 (16%) | 14 (31%) | 9 (26%) | 4 (17%) | 10 (28%) | 16 (23%) | 3 (50%) | 11 (18%) | 8 (62%) | 7 (21%) | 12 (29%) |
Abbreviations: CDVA, corrected distance visual acuity; CNV, choroidal neovascular membrane; IVT, intravitreous; MO, macular edema.
Good CDVA (≤0.3); moderate CDVA (>0.3 and <0.7) and poor CDVA (≥0.7).