Table 1 Demographic and baseline clinical characteristics for patients with and without breaks reopening after pars plana vitrectomy with air tamponade
Variables | Total (n = 137) | Reopening of retinal breaks (+) (n = 60) | Reopening of retinal breaks (−) (n = 77) | P |
|---|---|---|---|---|
Sex | 0.377 | |||
Male | 88 (64.2) | 41 (68.3) | 47 (61.0) | |
Female | 49 (35.8) | 19 (31.7) | 30 (39.0) | |
Age (years) | 54.0 (45.0–60.0) | 52.0 (41.3–63.8) | 54.0 (45.5–59.5) | 0.841 |
Duration of symptoms (days) | 7.0 (5.0–14.0) | 11.5 (5.0–16.5) | 7.0 (4.0–14.0) | 0.124 |
Number of retinal breaks | 1.0 (1.0–2.0) | 1.0 (1.0–2.0) | 1.0 (1.0–3.0) | 0.700 |
With inferior retinal breaks in detached retina | 49 (35.8) | 21 (35.0) | 28 (36.4) | 0.869 |
With retinal break(s) ≥ 1.5 DD | 45 (32.8) | 26 (43.3) | 19 (24.7) | 0.021* |
Type of retinal breaks | 0.487 | |||
Horse-shoe tear | 80 (58.4) | 38 (63.3) | 42 (54.5) | |
Atrophy hole | 18 (13.1) | 8 (13.3) | 10 (13.0) | |
Combined | 39 (28.5) | 14 (23.3) | 25 (32.5) | |
Number of quadrants involved | 0.490 | |||
1 | 38 (27.7) | 14 (23.3) | 24 (31.2) | |
2 | 53 (38.7) | 22 (36.7) | 31 (40.3) | |
3 | 34 (24.8) | 17 (28.3) | 17 (22.1) | |
4 | 12 (8.8) | 7 (11.7) | 5 (6.5) | |
PVR | 0.534 | |||
A | 15 (10.9) | 6 (10.0) | 9 (11.7) | |
B | 114 (83.2) | 49 (81.7) | 65 (84.4) | |
C1 | 8 (5.8) | 5 (8.3) | 3 (3.9) | |
Macular status | 0.340 | |||
On | 40 (29.2) | 15 (25.0) | 25 (32.5) | |
Off | 97 (70.8) | 45 (75.0) | 52 (67.5) | |
With myopia | 55 (40.4) | 22 (37.3) | 33 (42.9) | 0.512 |
With PVD | 70 (58.8) | 32 (62.7) | 38 (55.9) | 0.452 |
With retinal degeneration | 85 (62.0) | 36 (60.0) | 49 (63.6) | 0.663 |
Baseline BCVA (logMAR) | 2.0 (0.7–2.1) | 2.1 (0.7–2.1) | 2.0 (0.7–2.1) | 0.612 |
Preoperative lens status | 0.672 | |||
Phakic | 122 (89.1) | 54 (90.0) | 68 (88.3) | |
Pseudophakic | 14 (10.2) | 6 (10.0) | 8 (10.4) | |
Aphakic | 1 (0.7) | 0 (0) | 1 (1.3) | |
Perfluorodecalin use | 21 (15.3) | 11 (18.3) | 10 (13.0) | 0.389 |
Method to achieve retinopexy | 0.113 | |||
Laser photocoagulation | 98 (71.5) | 38 (63.3) | 60 (77.9) | |
Cryotherapy | 22 (16.1) | 12 (20.0) | 10 (13.0) | |
Combined | 17 (12.4) | 10 (16.7) | 7 (9.1) |