From: The effectiveness of topical colloidal silver in recalcitrant chronic rhinosinusitis: a randomized crossover control trial
Group 1
Group 2
SNOT-22 score, mean (SD)
Baseline
59.3 (19.4)
52.9 (19.2)
6 weeks
45.4 (16.8)
51.8 (24.4)
12 weeks
49.3 (17.9)
56.5 (23.5)
LK score, mean (SD)
7.8 (2.2)
6.8 (2.3)
5.9 (1.6)
5.7 (2.8)
4.8 (2.7)
4.7 (1.6)