Statistical analysis
The explanation of variables, tables of
frequency enumeration and interrelationships were
written using the SPSS program and checked before
analyzing. After analyzing the data, the research team
passed the primary analysis to ten medical specialists
in order to check the validity of the information. Upon
confirmation of validity, the data were compared to the
Ministry of Public Health’s Statistics Report 2010 for
trend congruence as well as the hospital’s mortality
reporting for each age and disease group for
comparison with the National Death Registration of
the Registry Administration, Ministry of Interior
Affairs(10).
Ethics approval was provided by the Ethic
Committee of Medicine Faculty, Khon Kaen University
under the respect of Helsinki Declaration.