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Table 2 Visual acuity outcomes of 27-gauge vitrectomy by diagnosis and by tamponade

From: Twenty-seven-gauge vitrectomy: a consecutive, single-centre case series with exclusive use over a 4-year period

Diagnosis

n

Pre-op

Day 1

2 weeks

3 months

6 months

12 months

Overall

958

0.59(0.63)

1.14(0.83)**

0.51(0.60)*

0.43(0.54)*

0.44(0.56)*

0.36(0.49)**

Primary indication

       

RD

148

0.89(0.80)

1.43(0.86)**

0.76(0.71)

0.59(0.61)**

0.63(0.67)

0.52(0.68)**

ERM

269

0.40(0.35)

1.00(0.72)**

0.43(0.40)

0.36(0.37)*

0.37(0.40)

0.27(0.34)*

MH

145

0.56(0.32)

1.51(0.79)**

0.66(0.66)*

0.56(0.61)

0.60(0.75)

0.31(0.32)**

VO

170

0.25(0.40)

0.76(0.79)**

0.17(0.34)*

0.15(0.28)**

0.14(0.26)*

0.17(0.32)*

VMT

113

0.36(0.27)

0.86(0.67)**

0.35(0.35)

0.30(0.32)*

0.33(0.38)

0.35(0.41)

Tamponade

       

Tamponade

 

0.73(0.63)

1.47(0.82)**

0.71(0.69)

0.57(0.61)**

0.62(0.70)

0.43(0.56)**

No tamponade

 

0.52(0.62)

1.00(0.79)**

0.43(0.53)*

0.37(0.49)**

0.37(0.48) **

0.34(0.47)**

  1. Data displayed are Mean (SD) for interval data; RD, Retinal detachment; ERM, Epiretinal membrane; MH, Macular hole; VO, Vitreous opacities; VMT, Vitreomacular traction; *p<0.05; **p<0.01; Test for statistically significant change over time for each post-operative visit is compared with the pre-operative visit