[Air environment conditions in the patients' rooms of multistory hospitals].

Air conditions, in winter and summer, were studied in 4 hospital rooms of the multistorey Institute of Obstetrics and Gynaecology, Medical Academy - Sofia. The studies were carried out in the following principal directions: I) Chemical pollution of air; 2) Microbic contamination; 3)Physical state of the environment; 4) Physiological examinations of 52 afebrile patients. The air in the hospital rooms depends on season, storey, cubage, heating regime, airing and maintaining, expressed by various indices. The state of the patients examined according to some principal physiological indices is adequate to the physical components of the environment.