Epidemiological Study of Swine Flu (H1N1) in Punjab in Year 2018

Harjot Singh, Shyam Lal Mahajan, Sandeep Kaur, Amrit Kahlon


Introduction: The WHO, on March 11, 2019, launched the Global Influenza Strategy for 20192030, aimed at protecting people from influenza. Worldwide, its annual epidemics have resulted in about 35 million cases of severe illness and lakhs of respiratory deaths. Punjab has shown a lot of fluctuation in the reported number of H1N1 cases and deaths annually. Aim and Objectives: The objectives of this study were to study descriptive epidemiology of H1N1 in year 2018. Methodology: Data were procured from the Directorate of Health and Family Welfare, Punjab and were analyzed. Results: Forty-seven cases of H1N1 were reported. The attack rate was 1.55/Lakh population. Higher percentage of cases, 61.7%, was found in urban than in rural areas. The mean age of H1N1 cases was 46.09 16.36 years. A maximum number of cases, 42.6%, were in >50 years, followed by 25.5% in 4050 years. Sex-wise difference in number of males and females was insignificant. The number of cases was maximum in December and minimum in April. A higher number of cases was found in private hospitals. Discussion: AR of H1N1 cases in 2018 in Punjab remained less than in other studies conducted in Punjab and some parts of India. It showed variations in different months of the same year. Conclusion: Keeping in view the occurrence of higher number of cases from December to April, more emphasis should be laid on prevention and control measures in these months.

Key words: AR, H1N1, integrated disease surveillance programme, influenza-like illness, respiratory illness, real-time-polymerase chain reaction assay, swine flu

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