Table 1 Baseline patient characteristics and SMH details between the 3D and TM group.

From: Comparing postoperative outcomes of three-dimensional versus traditional microscopic vitrectomy and subretinal rt-PA injection for submacular hemorrhage

 

3D (n = 19)

TM (n = 20)

P value

Age, years (mean ± SD)

60.95 ± 16.67

66.10 ± 12.33

0.278

Gender (male), n (%)

12 (60.00)

12 (63.16)

1.00

Impaired eye (right), n (%)

14 (73.68)

8 (40.00)

0.054

Condition, eyes (%)

0.386

PCV

11 (57.89)

14 (70.00)

 

nAMD

2 (10.53)

4 (20.00)

RAM

4 (21.05)

2 (10.00)

Traumatic retinopathy

2 (10.53)

0 (0)

Type of SMH, eyes (%)

0.748

Mere subretinal hemorrhage

7 (36.84)

9 (45.00)

 

SMH with hemorrhagic PED

12 (63.16)

11 (55.00)

 

Parameters of SMH lesion

GLD, µm (mean ± SD)

8482.45 ± 5054.66

9049.30 ± 4209.29

0.705

Area, mm2 (mean ± SD)

44.82 ± 31.31

54.00 ± 42.14

0.447

Height, µm (mean ± SD)

1171.88 ± 508.23

1086.21 ± 551.03

0.617

CRT, µm (mean ± SD)

862.24 ± 612.17

637.15 ± 476.94

0.207

Comorbidity

Cataract (yes), n (%)

6 (31.58)

9 (45.00)

0.514

Pseudophakic (yes), n (%)

17 (89.47)

15 (75.00)

0.407

VH (yes), n (%)

11 (57.89)

9 (45.00)

0.527

Baseline BCVA, LogMAR (mean ± SD)

1.81 ± 0.64

1.87 ± 0.61

0.767

Baseline IOP, mmHg (mean ± SD)

14.63 ± 1.86

15.11 ± 2.57

0.516

Preoperative anti-VEGF treatment (yes), n (%)

14 (73.68)

15 (75.00)

1.000

Interval from disease onset to surgery, days (p50 (p25 ~ p75))

21.5(15.00 ~ 33.50)

15.00(12.00 ~ 30.00)

0.181

  1. 3D three-dimensional heads-up system, TM traditional microscopic system, PCV polypoidal choroidal vasculopathy, nAMD neovascular age-related macular degeneration, RAM retinal arterial microaneurysm, SMH submacular hemorrhage, PED pigmented epiretinal detachment, GLD greatest linear dimension, CRT central retinal thickness, VH vitreous hemorrhage, RD retinal detachment, BCVA best corrected visual acuity, IOP intraocular pressure, VEGF vascular endothelial growth factor.
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