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. Author manuscript; available in PMC: 2016 Sep 9.
Published in final edited form as: Cochrane Database Syst Rev. 2015 Sep 9;9:CD007324. doi: 10.1002/14651858.CD007324.pub3
Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Gain of 15 letters or more (ETDRS) 1 Risk Ratio (M-H, Fixed, 95% CI) Totals not selected
 1.1 8 months follow-up 1 Risk Ratio (M-H, Fixed, 95% CI) 0.0 [0.0, 0.0]
 1.2 12 months follow-up 1 Risk Ratio (M-H, Fixed, 95% CI) 0.0 [0.0, 0.0]
 1.3 16 months follow-up 1 Risk Ratio (M-H, Fixed, 95% CI) 0.0 [0.0, 0.0]
 1.4 20 months follow-up 1 Risk Ratio (M-H, Fixed, 95% CI) 0.0 [0.0, 0.0]
 1.5 24 months follow-up 1 Risk Ratio (M-H, Fixed, 95% CI) 0.0 [0.0, 0.0]
2 Change in visual acuity (ETDRS) from baseline 1 Mean Difference (IV, Fixed, 95% CI) Totals not selected
 2.1 8 months follow-up 1 Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
 2.2 12 months follow-up 1 Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
 2.3 16 months follow-up 1 Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
 2.4 20 months follow-up 1 Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
 2.5 24 months follow-up 1 Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]