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Association of Post Vaccination Shoulder Pain with Sinovac and Astrazeneca COVID-19 Vaccines: A Cross-Sectional Study

The world is facing severe pandemic due to COVID-19. AstraZeneca and Sinovac both vaccines are being used in many countries to fight against this Fatal Virus. Both AstraZeneca and Sinovac vaccines have some side effects, shoulder pain is one of the most common post vaccination side effect after receiving these vaccines. Objectives: Purpose of this study was to determine the association of post-vaccination shoulder pain among individuals who had been administered with AstraZeneca & Sinovac COVID-19 Vaccines. Methods: A descriptive study design was chosen to conduct this research. Study duration was six months. Sample selection was based on inclusion and exclusion criteria. Sample size was 143 with 71% response ratio. Snowball sampling (non-probability sampling) technique was adopted. Data were collected from various areas of Lahore using self-administered questionnaire. Responses were collected using questionnaire and data was analysed by using SPSS version 22.0. Chi-square test and cross tabulations were executed to determine association of the variables.  Results: 143 individuals were reviewed for this study. Among total respondents, 65% reported shoulder pain after first dose and 50.3% respondents reported shoulder pain after second dose. P-value after chi-square test was <0.001 after both doses and level of significance was adjusted to 0.05. Conclusion: This study concluded that there is significant association of post vaccination shoulder pain among those individuals having received Sinovac and AstraZeneca inoculation for COVID-19.