Females represented 53.4% of the sample. The percent of positive influenza cases based on PCR results was 9.2% (i.e., 245 cases). The majority of positive influenza cases (55.9%) occurred below 50 years of age. Positive influenza patients with fever, cough or sore throat were 207 (84.5%), 218 (89%) and 56 (22.9%), respectively. Based on x 2 test, fever, sore throat, cough, myalgias or body aches, chills or rigors, rhinorrhea or nasal congestion or sinusitis or nasal symptoms, dyspnea, upper respiratory infection symptoms or viral illness, rash and age groups were statistically significant. Apart from fever and cough, myalgias and rhinorrhea were significant associated symptoms of influenza based on multivariate analysis (Table 1) .