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Table 4 Proportions of reduction factors exceeding pre-specified thresholds for each CL care solution and for each tested microorganism / complete data set

From: In-vitroanalysis of the microbicidal activity of 6 contact lens care solutions

  S. aureus P. aeruginosa S. marcescens C. albicans F. solani
  RF ≥ 3 RF ≥ 5 RF ≥ 3 RF ≥ 5 RF ≥ 3 RF ≥ 5 RF ≥ 1 RF ≥ 4 RF ≥ 1 RF ≥ 4
  % N % N % N % N % N % N % N % N % N % N
AOSEPT PLUS 88.9 18 77.8 18 100 12 100 12 88.9 18 66.7 18 100 12 100 12 100 12 100 12
BlueVision 61.1 18 22.2 18 100 12 100 12 100 12 100 12 100 12 100 12 100 12 100 12
Easy Sept 11.1 18 0 18 100 12 100 12 100 12 100 12 100 12 100 12 100 12 100 12
Oxysept Comfort 0 12 0 12 100 12 100 12 100 12 100 12 100 12 100 12 100 12 100 12
Optifree Replenish 61.1 18 0 18 94.4 18 83.3 18 95.8 24 20.8 24 94.4 18 16.7 18 95.8 24 87.5 24
Solocare Aqua 0 18 0 18 38.9 18 11.1 18 0 12 0 12 77.8 18 22.2 18 100 24 58.3 24
χ 2 test < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 0.041 < 0.001 0.695 < 0.001
  1. The intervals ≥ 3.0 log [CFU/ml] for bacteria and ≥ 1.0 log [CFU/ml] for fungi were assessed according to the criteria of the EN ISO 14729 Stand Alone Test [47]. The intervals ≥ 5.0 log [CFU/ml] for bacteria according to the criteria of the norms EN 1040 [58], EN 13727 [59] and EN 1276 [60] and ≥ 4.0 log [CFU/ml] for fungi according to the criteria of the norms EN 1275 [61], EN 13624 [62] and EN 1650 [63] were assessed.