Fig 3. Two-way cluster (bi-cluster) diagram of the monthly UTC indices and a number of deaths among the homeless as a result of group A causes excluding smoking (A), group A causes with smoking (B) and group B causes (C).

Abbreviations referring to causes of death correspond to those in Table 2. UTCI and cause clusters are based on Euclidean distance measures and Ward’s linking method. The shading of each box represents a relative contribution of the number of deaths in a column. Diseases abbreviations: see Table 2.