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Table 4 Pooled 6-week changes in SNOT-22 and LK score results comparing CS versus saline

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

  Saline Colloidal silver p value
SNOT-22 score, mean (CI) −2.8 (−9.6 to 4.1) 1.0 (−4.3 to 6.2) 0.373
LK score, mean (CI) −1.4 (−2.8 to 0.1) −1.1 (−2.5 to 0.3) 0.794
  1. CS colloidal silver, SNOT-22 Sino Nasal Outcome Test, LK Lund-Kennedy, CI 95% confidence interval