Streptococcus suis surveillance evaluation in Nan hospital, Nan province, 2015

Abstract

Background: From the annual surveillance report of the Bureau of Epidemiology (R.506) in 2015, there were 50 cases of Streptococcus suis group from Nan Province. Almost of patients (86%) were reported from Nan Hospital, whilst no case was reported in 2 previous years. So we conducted the surveillance of Streptococcus suis with aim to study the quality of report and describe the burden of disease and to improve diseases surveilance system of Nan Hospital.
Methods: We conducted cross-sectional study. Both quantitative and qualitative attributes of Streptococcus suis surveillance system was enrolled by reviewing the medical records that were recruited in surveillance criteria and interviewed among stakeholders in the system. This study, we separated into 2 periods for comparison of situation.
Results: In 2014, total 481 medical records were reviewed and 27 records met case definition of Streptococcus suis but didn’t have any records reported to the surveillance system. In 2015 , total 839 medical records were reviewed and 5 0 records met case definition. Forty three cases were reported to the surveillance system (sensitivity 82%), (PVP 95.35). The representation of the surveillance system was rather good. The accuracy of records was 100% and timeliness was 82% . The authorities investigated and controlled the disease within 2 4 hours. The qualitative attributes showed that the system is simple, stability and usefulness. All of authorities concerned are interested and accepted the surveillance system. In Nan hospital has a good laboratory quality that was surprising why the staff reported no confirmed cases in the past year.
Conclusion and discussion: Overall, the attributes of quantitative of the authorities personels of Nan hospital was good and the qualitative attributes were also good. The hospital staff developed new program for detecting Streptococcus spp. that was prompt and precise. Every level of the authorities concerned with surveillance system.