[Statistical study of the results obtained in patients referred to the Department of Allergy during the years 1978-79-80-81 and 82. Comparison of these results with the ones obtained in a previous study from 1973 to 1977].
Comparison of two statistics about patch tests carried out in the same department is made. Each statistic was established over a five year period (1973-1977 and 1978-1982). The results and commentaries are presented.