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Table 3 Mean change in SNOT-22 and LK scores for CS and saline within Groups 1 and 2

From: The effectiveness of topical colloidal silver in recalcitrant chronic rhinosinusitis: a randomized crossover control trial

  Saline Colloidal Silver
Change in SNOT-22, mean (SD) Group 1 −13.9 (16.8) 3.9 (14.7)
Group 2 4.7 (6.3) −1.0 (8.1)
Change in LK, mean (SD) Group 1 −1.9 (2.1) −1.1 (2.0)
Group 2 −1.0 (3.6) −1.1 (3.5)
  1. CS colloidal silver, SNOT-22 Sino Nasal Outcome Test, LK Lund-Kennedy