Frequency of Suspected and Probable Case of Dengue in Adult Febrile Patients and their Knowledge about Dengue Fever


  • Fareeda Nasir Khan Epidemiology Institute of Public Health, Lahore, Pakistan.
  • Fatima Maqsood Epidemiology Institute of Public Health, Lahore, Pakistan.
  • Suraya Fazal Hashmi Health Education, Institute of Public Health Science, Lahore, Pakistan.
  • Amjad Ali CMH Institute of Medical Sciences, Multan, Pakistan.
  • Muhammad Usman Bashir Physiology Department, CIMS Multan, Pakistan.
  • Abdul Razzaq Malik Department of Community Medicine, CIMS, Multan



Dengue, suspected, probable, febrile, adult


Background: Febrile illness is considered a frequent medical syndrome of dengue. Due to the increasing prevalence of dengue infectivity, appropriate diagnosis among patients helps regarding timely medical intervention, etiological examination as well as disease control.

Objective: To estimate the frequency of suspected and probable cases of dengue in febrile patients and their knowledge about dengue fever, presenting at outdoor of Jinnah Hospital, Lahore.

Methodology: It was a cross-sectional study, in which 400 adult febrile patients visiting at outdoor of Jinnah Hospital, Lahore were included. A convenient sampling technique was carried out. Among the total febrile patients included, the frequency of suspected and probable cases was calculated. Data was collected through a questionnaire, which was entered and analyzed using SPSS version 20.0.

Results: Out of 400 patients, 36.5% were 21-30 years old and 53.5% were female. Among these patients, 100% had fever (>2 and <10 days), 31.8% had headache, 51.8% had myalgia and43.8% patients had arthralgia while 12.5% were suspected cases of dengue. Majority (97.2%) had knowledge that full sleeve shirt can prevent dengue, none of the respondents had knowledge regarding dengue symptoms and 76% of respondents had knowledge that dengue is fatal. For the majority (76%) of respondents, the main source of information regarding dengue was health teams.

Conclusion: The study concluded that symptoms of dengue fever in the study patients, as well as the dengue, suspected cases were mainly headache, retro-orbital pain, myalgia, and arthralgia. The majority of the patients had knowledge about dengue prevention. Most of the adult febrile as well as suspected had no knowledge about the symptomology of dengue fever.