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Table 5 Application Evaluation – 2nd Instillation

From: Evaluation of the safety and efficacy of a novel product for the removal of impacted human cerumen

  Impaction before 2nd Instillation
n (%)
 
Irrigation [n (%)] 3–25% 26–50% 51–75% 76–100% Total
Ear impaction before 1st irrigation
 <3% impacted 0 0 0 0 0 (0)
 3–25% 1 (100) 1 (17) 0 0 2 (14)
 26–50% 0 5 (83) 0 0 5 (36)
 51–75% 0 0 2 (100) 0 2 (14)
 76–100% 0 0 0 5 (100) 5 (36)
Ear impaction after 1st irrigation
 <3% impacted 1 (100 2 (33) 0 1 (25) 4 (31)
 3–25% 0 1 (17) 0 0 1 (8)
 26–50% 0 3 (50) 0 0 3 (23)
 51–75% 0 0 2 (100) 1 (25) 3 (23)
 76–100% 0 0 0 2 (50) 2 (15)
 Not performeda 0 0 0 1 (--) 1 (--)
Ear impaction after 2nd irrigation
 <3% impacted 1 (100 2 (33) 0 3 (75) 6 (50)
 3–25% 0 3 (50) 0 0 3 (25)
 26–50% 0 1 (17) 0 0 1 (8)
 51–75% 0 0 1 (100) 0 1 (8)
 76–100% 0 0 0 1 (25) 1 (8)
Not performeda 0 0 1 (--) 1 (--) 2 (--)
Ear impaction after 3rd irrigation
 <3% impacted 1 (100) 4 (67) 0 3 (75) 8 (67)
 3–25% 0 1 (17) 0 0 1 (8)
 26–50% 0 1 (17) 1 (100) 0 2 (17)
 51–5% 0 0 0 0 0 (0)
 76–100% 0 0 0 1 (25) 1 (8)
 Not performeda 0 0 1 (--) 1 (--) 2 (--)
Physical removal necessary     
 No 1 (100) 5 (83) 0 3 (60) 9 (64)
 Yes 0 1 (17) 2 (100) 2 (40) 5 (36)
 Total 1 (100) 6 (100) 2 (100) 5 (100) 14 (100)
  1. aNot performed due to subject refusal. Removed from the irrigation-specific analysis