Occurrence of suicide and seasonal variation

Seasonal variation in suicide-rates.

The seasonal variation of suicide in Zimbabwe.

Temporal and seasonal variation in the occurrence of chemical incidents.

AIMS To determine whether there were temporal or seasonal patterns in the occurrence of chemical incidents reported to the West Midlands Chemical Incident Surveillance System, UK. METHODS A retrospective analysis of reports maintained on a computerised database was carried out for information received from January 1997 to December 2001. RESULTS Annual numbers of events increased significant...

Seasonal variation in occurrence of ischemic colitis: a retrospective study

Objectives We aimed to identify the clinical characteristics of ischemic colitis (IC) and to investigate the occurrence of seasonal variation. Methods From January 2008 to December 2014, 368 had IC as the reason for their admission. A total of 364 patients were enrolled in this study. We investigated patient characteristics and seasonal variations in incidence. Results The mean age (±standard d...

Seasonal variation of air quality index and assessment

Different methods have been designed to calculate the air quality index in form of mathematical formula. But the formula designed by Central Pollution Control Board in 2014 is more robust to find out the air quality category. The index has been calculated based upon four parameters like particulate matters (PM10, PM2.5), sulfur oxide and nitrogen oxide. The study area has affected by different ...