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. 2012 Dec 6;4:361–374. doi: 10.2147/CEOR.S37458

Table S7.

Treatment response rates of bevacizumab and photocoagulation for the treatment of diabetic macular edema

Author Year Definition of treatment response IVB Photocoagulation RR (95% CI)


No of responses No of nonresponses No of responses No of nonresponses
Scott et al28 2007 Improving ≥ 15 letters of ETDRS letters 8 60 1 18 2.24 (0.30–16.78)
Soheilian et al29 2009 Improving ≥ 2 lines of Snellen fraction 14 31 5 37 2.49 (0.98–6.30)
Michaelides et al27 2010 Improving ≥ 15 letters of ETDRS letters 5 37 2 36 2.26 (0.47–10.98)
Pooled RR 2.40 (1.14–5.05)

Abbreviations: CI, confidence interval; IVB, intravitreal bevacizumab; RR, relative risk; ETDRS, early treatment diabetic retinopathy study.