INVESTIGATION OF INDOOR AIR QUALITY PROBLEMS IN OFFICES BY A QUESTIONNAIRE: A CASE STUDY OF OFFICES AT MAHASARAKHAM UNIVERSITY, THAILAND

摘要

Poor indoor air quality can cause occupational health problems. This research was to assess indoor air climate of 15 faculty offices at the Mahasarakham University. The study was survey research using a questionnaire comprising of indoor air complaints in office environments and work related symptoms. A number of respondents were 214 or the response rate was 96%. Results show that the reported indoor air complaints with a rate of over 30% were noise and varying room temperature, while the reported work-related symptoms with a rate of over 20% were fatigue and feeling heavy-headed. The differences in genders and allergic history statistically influenced the percentage of respondents who reported the indoor air complaints and work-related symptoms.