Table 2 Surgical 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

Total surgical time, min (mean ± SD)

51.36 ± 9.12

45.47 ± 8.73

0.046*

ILM peeling time, min (mean ± SD)

4.23 ± 2.14

4.98 ± 1.92

0.256

rt-PA injection time, min (mean ± SD)

2.98 ± 1.55

3.10 ± 1.21

0.366

Intraocular light intensity, % (mean ± SD)

36.32 ± 6.20

41.84 ± 6.06

0.007*

Tamponade

1.000

C3F8 tamponade, n (%)

17 (89.47)

18 (90.00)

 

Silicone oil tamponade, n (%)

1 (5.26)

1 (5.00)

 

None, n (%)

1 (5.26)

1 (5.00)

 

Combined with cataract surgery (yes), n (%)

4 (21.05)

4 (20.00)

1.000

Combined with anti-VEGF treatment (yes), n (%)

5 (26.31)

10 (50.00)

0.191

Ergonomic appraisals by the two surgeons, points

Overall satisfaction

8.5

8.0

-

Visual fatigue

7.0

8.0

-

Neck discomfort

8.5

7.0

-

Magnification

9.0

7.5

-

Resolution

8.0

8.5

-

Stereoscopic sensation

8.5

9.0

-

Time latency between operation and visualization

9.5

1.0

-

Follow up period, days (p50 [p25 ~ p75])

328.00 (235.00 ~ 611.00)

293.50 (216.50 ~ 369.50)

0.305

  1. 3D three-dimensional heads-up system, TM traditional microscopic system, ILM inner limiting membrane, VEGF vascular endothelial growth factor.