logo

Journal of Environmental and Public Health

Journal of Environmental and Public Health / 2020 / Article / Tab 4

Research Article

Environmental Factors and Ventilation Affect Concentrations of Microorganisms in Hospital Wards of Southern Thailand

Table 4

Summary of the average bacterial and fungal concentrations and other key environmental characteristics by hospital ward.
Method ABCDRecommended level
BiosamplerBacteria (CFU/m3)533.81550.15577.00880.19<1,000 FU/m3
Fungi (CFU/m3)351.19261.36264.67318.70<500 FU/m3
Temperature (°C)27.17†27.09†27.18†26.83†22–26.1°C
Air velocity (m/s)0.719†0.832†0.942†0.817†<0.25 m/s
Humidity (%)72.00†72.33†72.00†72.00†30–60% RH
Open plateBacteria (CFU/m3)271.56454.58325.69442.55<1,000 FU/m3
Fungi (CFU/m3)40.6946.6757.4058.65<500 FU/m3
Temperature (°C)27.27†27.36†27.19†27.05†22–26.1°C
Air velocity (m/s)0.556†0.698†0.668†0.741†<0.25 m/s
Humidity (%)72.25†72.05†72.33†72.00†30–60% RH
Remark: NIOSH, 2004; WHO, 2000, ASHRAE 55, 2004; †not in compliance with standard.

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.