Journal of Healthcare Engineering / 2020 / Article / Tab 1

Research Article

Development of a Pulsed Xenon Ultraviolet Disinfection Device for Real-Time Air Disinfection in Ambulances

Table 1

Effectiveness of the real-time air disinfection device against E. coli in the air.

Time (min)No. (Cfu/m3) (Cfu/m3)Nt (%) (Cfu/m3) (Cfu/m3)Kt (%)

3012.70 × 1051.76 × 10534.812.64 × 1050100
22.54 × 1051.66 × 10534.652.40 × 1050100
32.10 × 1051.40 × 10533.332.10 × 1040100

Nt: the natural extinction rate of bacteria in the air; and : the amount of bacteria in the air at different times before and during the experiment was conducted; and : the amount of bacteria in the air at different times before and during the disinfection process of the experimental group; Kt: the disinfection rate of bacteria in air.