Factors predicting visual acuity at last follow-up for eyes with vitreous hemorrhage caused by accidental trauma. Vision was available in 165 out of 187 eyes.
Variable
Visual acuity at last follow-up
LP-HM (%)
CF (%)
≥20/200 (%)
(1) VA at presentation
(i) LP-HM ( = 74)
29 (39.2)
10 (13.5)
35 (47.3)
(ii) CF ( = 26)
1 (3.8)
9 (34.6)
16 (61.6)
(iii) ≥20/200 ( = 33)
0 (0.0)
3 (9.1)
30 (90.9)
value
<0.001*
0.0312*
<0.001*
(2) Age at presentation
(i) 0–3 years ( = 24)
12 (50.0)
2 (8.3)
10 (41.7)
(ii) 4–8 years ( = 66)
16 (24.2)
11 (16.7)
39 (59.1)
(iii) 9–16 years ( = 75)
12 (16.0)
15 (20.0)
48 (64.0)
value
0.0033*
0.4394
0.1536
(3) Type of trauma
(i) Open globe ( = 108)
29 (26.9)
19 (17.6)
60 (55.5)
(ii) Closed globe ( = 57)
11 (19.3)
9 (15.8)
37 (64.9)
value
0.3758
0.9399
0.3198
(4) Mechanism of trauma
(i) Blunt ( = 53)
10 (18.9)
11 (20.8)
32 (60.3)
(ii) Sharp/missile ( = 94)
26 (27.7)
15 (16.0)
53 (56.3)
(iii) Fireworks ( = 7)
0 (0.0)
0 (0.0)
7 (100.0)
value
0.2014
0.4484
0.0713
(5) Extent of the wound
(i) ≤10 mm ( = 80)
21 (26.3)
12 (15.0)
47 (58.7)
(ii) >10 mm ( = 26)
7 (26.9)
5 (19.2)
14 (53.9)
value
0.999
0.7587
0.8328
(6) Zone of injury
(i) Zone I ( = 69)
21 (30.4)
8 (11.6)
40 (58.0)
(ii) Zone II ( = 19)
3 (15.8)
6 (31.6)
10 (52.6)
(iii) Zone III ( = 7)
1 (14.3)
1 (14.3)
5 (71.4)
value
0.4102
0.1066
0.7764
(7) Lens injury
(i) Yes ( = 96)
23 (24.0)
21 (21.9)
52 (54.1)
(ii) No ( = 69)
17 (24.6)
7 (10.1)
45 (65.3)
value
0.999
0.0768
0.2069
(8) Iris affected
(i) Yes ( = 89)
18 (20.2)
17 (19.1)
54 (60.7)
(ii) No ( = 76)
22 (28.9)
11 (14.5)
43 (56.6)
value
0.2623
0.5611
0.7084
(9) Hyphema
(i) Yes ( = 66)
21 (31.8)
12 (18.2)
33 (50.0)
(ii) No ( = 99)
19 (19.2)
16 (16.2)
64 (64.6)
value
0.0952
0.8989
0.0871
(10) Density of VH
(i) Partial view ( = 39)
2 (5.1)
6 (15.4)
31 (79.5)
(ii) No view ( = 123)
36 (29.3)
22 (17.9)
65 (52.8)
value
0.0039*
0.9069
0.0057*
(11) PPV performed
(i) Yes ( = 98)
28 (28.6)
17 (17.3)
53 (54.1)
(ii) No ( = 67)
12 (17.9)
11 (16.4)
44 (65.7)
value
0.1663
0.999
0.1854
(12) Lens status at last FU
(i) Clear ( = 43)
8 (18.6)
4 (9.3)
31 (72.1)
(ii) Cataract ( = 18)
5 (27.8)
1 (5.6)
12 (66.7)
(iii) Aphakic ( = 66)
20 (30.3)
18 (27.3)
28 (42.4)
(iv) Pseudophakic ( = 31)
0 (0.0)
5 (16.1)
26 (83.9)
value
0.0012*
0.0515
<0.001*
LP: light perception. HM: hand motion. CF: counting finger. : number. VH: vitreous hemorrhage. PPV: pars plana vitrectomy. FU: follow-up. *Statistically significant at 5% level of significance.
