Table 1 Microorganisms recovered from catheters

From: The ‘no-touch’ method of intermittent urinary catheter insertion: can it reduce the risk of bacteria entering the bladder?

  A B C D E F
CFU S. aureus 2.1 × 102 4.0 × 102 4.4 × 102 3.2 × 101 <5 5
Statistical group a a a ab b b
CFU E. coli 2.4 × 102 4.1 × 102 2.6 × 102 1.7 × 101 6.7 <5
Statistical group a a a b b b