Mathan Karuppiah

ORCID: 0000-0002-7766-4978
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About
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Research Areas
  • COVID-19 epidemiological studies
  • Antifungal resistance and susceptibility
  • Sinusitis and nasal conditions
  • COVID-19 and healthcare impacts
  • COVID-19 Digital Contact Tracing
  • Vaccine Coverage and Hesitancy
  • COVID-19 Clinical Research Studies
  • Antibiotic Use and Resistance
  • Bacterial Infections and Vaccines
  • Infection Control and Ventilation

National Institute of Epidemiology
2020-2022

Indian Council of Medical Research
2021

In the ongoing COVID-19 pandemic, an increased incidence of ROCM was noted in India among those infected with COVID. We determined risk factors for rhino-orbito-cerebral mucormycosis (ROCM) post Coronavirus disease 2019 (COVID-19) never and ever hospitalized separately through a multicentric, hospital-based, unmatched case-control study across India.We defined cases controls as without post-COVID ROCM, respectively. compared their socio-demographics, co-morbidities, steroid use, glycaemic...

10.1371/journal.pone.0272042 article EN cc-by PLoS ONE 2022-08-08

India reported first laboratory-confirmed case of coronavirus disease 2019 (COVID-19) on 30 January from Kerala. Media surveillance is useful to capture unstructured information about outbreaks. We established media and described the characteristics COVID-19 cases, clusters, deaths by time, place, person during January-March 2020 in India.The team ICMR-National Institute Epidemiology abstracted data public domains India's Central State health ministries, online news social platforms for...

10.1016/j.cegh.2020.10.008 article EN cc-by-nc-nd Clinical Epidemiology and Global Health 2020-11-07

To identify risk factors associated with Coronavirus disease 2019 (COVID-19) in a Tertiary care cancer hospital-based cluster and recommend control measures.We conducted tracing confirmation among hospital community contacts. We telephonically interviewed abstracted information from records registers. described the by time, place person. unmatched case-control study to compare computed Odds Ratio (OR) 95% confidence interval.We confirmed COVID-19 21 of 1478 tested (1.4%). Secondary attack...

10.1016/j.cegh.2021.100889 article EN cc-by-nc-nd Clinical Epidemiology and Global Health 2021-10-01

Objectives: To identify risk factors associated with COVID-19 in a hospital-based cluster and to recommend control measures.Methods: We conducted contact-tracing testing the hospital community. collected information through telephone interviews, abstraction of patient's clinical records registers. described by time, place person. an unmatched case-control study. computed Odds Ratio (OR) 95% confidence interval(CI) comparing attack rates among those exposed unexposed factors.Results: The...

10.2139/ssrn.3806686 article EN SSRN Electronic Journal 2021-01-01
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