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Table 3 Paired samples t-test comparison of the means in terms of medication in both groups

From: Preliminary results of Preserflo Microshunt versus Preserflo Microshunt and Ologen implantation

Follow Up Intervention n Mean ± SD Std. Error 95% Confidence interval P
Baseline Group A 25 2.52 ± 0.91 0.19 2.10 to 2.89 0.70
  Group B 25 2.58 ± 0.82 0.16 2.23 to 2.93
1 Day Group A 25 0.00 ± 0.00 0.00 0.00 to 0.00 0.00
  Group B 25 0.00 ± 0.00 0.00 0.00 to 0.00
2 Weeks Group A 25 0.00 ± 0.00 0.00 0.00 to 0.00 0.00
  Group B 25 0.00 ± 0.00 0.00 0.00 to 0.00
1 Month Group A 25 0.00 ± 0.00 0.00 0.00 to 0.00 0.00
  Group B 25 0.00 ± 0.00 0.00 0.00 to 0.00
3 Months Group A 25 0.00 ± 0.00 0.00 0.00 to 0.00 0.00
  Group B 25 0.00 ± 0.00 0.00 0.00 to 0.00
6 Months Group A 25 0.04 ± 0.20 0.04 −0.04 to 0.12 0.47
  Group B 25 0.16 ± 0.66 0.16 −0.17 to 0.51
  1. Group A: Preserflo Microshunt with MMC 0.2 mg/ml
  2. Group B: Preserflo Microshunt with MMC 0.2 mg/ml and Ologen