Table 1.
Persistence of [Median Log10 CFU (Inter-Quartile range)] contaminating bacteria on PHMB-treated or untreated (control) gloves under increasing contact time and soil challenge, n = 10
| S. pyogenes | Carbapenem-resistant E. coli | MRSA | K. pneumoniae | |||||
|---|---|---|---|---|---|---|---|---|
| Contact time (min.) | Un-treated (control) glove | PHMB-treated glove | Un-treated (control) glove | PHMB-treated glove | Un-treated (control) glove | PHMB-treated glove | Un-treated (control) glove | PHMB-treated glove |
| 0.25 | 4.52 (4.49–4.59) | 4.41 (4.35–4.53) | 4.26 (4.19–4.33) | 4.31 (4.19–4.38) | 4.49 (4.34–4.56) | 4.33 (4.26–4.58) | 4.71 (4.55–4.80) | 4.65 (4.53–4.77) |
| 1 | 4.35 (4.21–4.490) | 1.95 (1.84–2.12) | 4.66 (4.61–4.68) | 2.29 (2.14–2.38) | 4.47 (4.34–4.58) | 3.49 (3.45–3.57) | 4.46 (4.30–4.65) | 3.43 (3.26–3.52) |
| 10 | 3.83 (3.79–3.90) | <0.301 | 4.33 (4.21–4.35) | <0.301 | 4.51 (4.38–4.62) | <0.301 | 4.71 (4.55–4.77) | 1.84 (1.73–1.99) |
| 15 | 2.00 (2.00–2.00) | <0.301 | 4.28 (4.03–4.36) | <0.301 | 4.45 (4.34–4.55) | <0.301 | 4.46 (4.37–4.58) | 1.80 (1.38–1.97) |
| 0.25 | 4.42 (4.33–4.51) | 4.44 (4.28–4.58) | 4.31 (4.19–4.44) | 4.42 (4.29–4.51) | 4.37 (4.29–4.58) | 4.47 (4.33–4.54) | 4.65 (4.58–4.79) | 4.65 (4.48–4.76) |
| 1 | 4.61 (4.49–4.72) | 3.98 (3.81–4.07) | 4.72 (4.58–4.75) | 3.46 (3.37–3.60) | 4.54 (4.41–4.69) | 3.61 (3.36–3.65) | 4.68 (4.48–4.80) | 3.47 (3.33–3.57) |
| 10 | 4.80 (4.67–4.84) | 2.41 (2.29–2.45) | 4.30 (4.22–4.350 | 3.23 (3.05–3.30) | 4.39 (4.25–4.60) | 1.86 (1.76–2.03) | 4.56 (4.49–4.63) | 2.06 (1.95–2.10) |
| 15 | 4.70 (4.54–4.77) | 1.76 (1.57–2.04) | 4.35 (4.24–4.45) | 2.46 (2.33–2.56) | 4.53 (4.49–4.67) | 2.11 (1.92–2.19) | 4.58 (4.60–4.70) | 1.84 (1.56–1.89) |
| 0.25 | 4.52 (4.43–4.60) | 4.57 (4.48–4.62) | 4.39 (4.31–4.42) | 4.38 (4.25–4.46) | 4.49 (4.35–4.60) | 4.65 (4.46–4.69) | 4.67 (4.56–4.78) | 4.74 (4.58–4.81) |
| 1 | 4.58 (4.49–4.71) | 3.97 (3.85–4.08) | 4.69 (4.65–4.72) | 3.87 (3.82–3.93) | 4.58 (4.46–4.67) | 3.60 (3.53–3.64) | 4.75 (3.26–3.52) | 3.64 (3.53–3.73) |
| 10 | 4.63 (4.56–4.69) | 3.89 (3.70–3.95) | 4.29 (4.11–4.42) | 3.29 (3.19–3.32) | 4.58 (4.45–4.66) | 3.42 (3.32–3.47) | 4.64 (4.54–4.70) | 3.46 (3.25–3.54) |
| 15 | 4.74 (4.69–4.82) | 3.87 (3.80–3.93) | 4.26 (4.18–4.35) | 3.16 (2.33–2.56) | 4.49 (4.45–4.58) | 3.44 (3.25–3.55) | 4.67 (4.60–4.71) | 3.26 (3.10–3.32) |
Note: Numbers below the detection limit (2 CFU) are expressed as <0.301 Log10 numbers