Table 1: DVA results before and after trabeculectomy. RR stands for blood pressure measurements according to Riva Rocci. IOP is the abbreviation for intraocular pressure assessed by Goldmann’s applanation tonometry. RR and IOP are given in mm Hg. MU = measuring units, art = artery, ve = vein.

  Group 1     Group 2  
  Mean SEM   Mean SEM
n 19     7  
age 63.4 4.0 ns 60.0 5.1
RR syst 125.5 4.0 ns 127.2 8.4
RR diast 74.9 4.3 ns 79.6 3.3
before surgery:          
IOP 21.6 2.7 ns 20.2 2.4
baseline MU art 106.6 4.0 ns 102.4 5.1
max dilation art % 1.4 0.4 ** 6.7 1.5
peak amplitude % 2.1 0.4 ** 6.6 1.6
max constriction % -0.7 0.6 ns 0.1 0.3
baseline MU ve 133.0 2.4 ns 127.8 7.2
max dilation ve % 3.1 0.4 * 7.7 1.8
after surgery:          
IOP 9.0 1.5 ns 10.5 1.5
baseline MU art 109.5 4.2 ns 106.7 6.2
max dilation art % 3.8 0.5 * 6.3 0.5
peak amplitude % 3.5 0.7 * 7.4 1.8
max constriction % 0.5 0.5 ns -0.9 1.2
baseline MU ve 138.6 2.6 ns 141.5 7.7
max dilation ve % 4.6 0.6 * 7.2 1.0

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