Groups No. of organisms (n) Quantification (cfu/ml) of bacteria attached to the IOL surface
Median Range (Minimum to Maximum)
Commensals (I) 16 0.925×105 (0.004 to 4.0)×106
Non adherent & ica negative (II) 24 6.25×106 (0.025 to 80)×106
Adherent & ica positive (III) 16 5.25×109 (0.5 to 60)×109
Adherent & ica negative (IV) 7 3.0×109 (1.5 to 40)×109
One way ANOVA using Kruskal Wallis test : Χ2=49.368, p<0.0001 Post Hoc analysis with adjustment inĀ  p values for multiple comparisons Group I vs Group II : p<0.001 Group I vs Group III : p<0.001 Group I vs Group IV : p<0.001 Group II vs Group III : p<0.001 Group II vs Group IV : p<0.001 Group III vs Group IV : p<0.05 (not significant)
Table 2: Statistical comparison of the enumeration of IOL Adherent Bacteria of different\ phenotypic and molecular characters and the commensals.