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Table 2 Laser treatment specifications of both group A and B: number of spots per session

From: Metamizole versus placebo for panretinal photocoagulation pain control: a prospective double-masked randomized controlled study

Number of spots Minimum Maximum Mean SD
Group A 424 603 509.33 42.89
Group B 266 576 496.90 58.85
  1. There was no statistical difference between both groups A and B concerning the average number of laser spots per session