The Correlation of Meteorological Variables with Quarrel and Psychiatric Hospitalization in Mashhad

As there was no study on the role of meteorological variables on suicide, quarrel and psychiatric hospitalization in Iran, this study have evaluated the relationships between meteorological variables and aggression variations in Mashhad. This is an analytic descriptive study in which the daily hospitalization rates of Ibn-e-Sina psychiatric hospital, daily rates of murder, suicide, and quarrels were obtained from the hospital archive files and Legal Medicine Department of Mashhad in 2005. Meteorological data were taken out of the daily reports of the Meteorology Organization of Khorasan Province. The meteorological variables of each day divided to 4 equal groups; Then data were analyzed by SPSS software and underwent statistical tests such as ANOVA and POST HOC. There was a significant statistical relationship between the average daily temperature, moisture, air pressure and the number of quarrels and hospitalizations at Ibn-e-Sina psychiatric hospital during the year 2005 in Mashhad. There were direct correlation between the average number of quarrels and hospitalizations and the average daily temperature (P=0.00) and indirect correlation with minimum and maximum moisture and air pressure (P=0.00). Also, the statistical data indicated that no meteorological variable had any effect on the rates of murder and suicide in the city. According to this study and investigations, there was a significant relationship between the meteorological variables and the rates of quarrels and hospitalizations at Ibn-e-Sina psychiatric hospital. Yet there was no relationship with the rates of murder and suicide.