K
Krista Vaidya
Researcher at Kathmandu University
Publications - 15
Citations - 177
Krista Vaidya is an academic researcher from Kathmandu University. The author has contributed to research in topics: Typhoid fever & Population. The author has an hindex of 5, co-authored 11 publications receiving 74 citations. Previous affiliations of Krista Vaidya include Dhulikhel Hospital.
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Journal ArticleDOI
High Rates of Enteric Fever Diagnosis and Lower Burden of Culture-Confirmed Disease in Peri-urban and Rural Nepal.
Jason R. Andrews,Krista Vaidya,Caryn Bern,Dipesh Tamrakar,Shawn Wen,S K Madhup,Rajeev Shrestha,Biraj Man Karmacharya,Bibush Amatya,Rajendra Koju,Shiva Raj Adhikari,Elizabeth L. Hohmann,Edward T. Ryan,Isaac I. Bogoch +13 more
TL;DR: Enteric fever diagnosis rates were very high throughout Nepal, but in rural settings, few patients had culture-confirmed disease, and culture positivity was highest among young adults and was strongly associated with higher population density.
Journal ArticleDOI
Plasma immunoglobulin a responses against 2 Salmonella Typhi antigens identify patients with typhoid fever.
Jason R. Andrews,Farhana Khanam,Nazia Rahman,Motaher Hossain,Isaac I. Bogoch,Krista Vaidya,Meagan Kelly,Stephen B. Calderwood,Taufiqur Rahman Bhuiyan,Edward T. Ryan,Firdausi Qadri,Richelle C. Charles +11 more
TL;DR: A parsimonious serology signature to distinguish acute typhoid cases from controls is identified and validated in an independent test cohort from Nepal of patients with culture-confirmed S. Typhi and controls with other bacteremic illnesses.
Posted ContentDOI
The international and intercontinental spread and expansion of antimicrobial-resistant Salmonella Typhi
Kesia Esther da Silva,Arif Mohammad Tanmoy,Agila Kumari Pragasam,Junaid Iqbal,Mohammad Saiful Islam Sajib,Ankur Mutreja,Balaji Veeraraghavan,Dipesh Tamrakar,Farah Naz Qamar,Gordon Dougan,Isaac I. Bogoch,Jessica C. Seidman,Jivan Shakya,Jivan Shakya,Krista Vaidya,Megan E Carey,Rajeev Shrestha,Seema Irfan,Stephen Baker,Steve P. Luby,Yanjia Cao,Zoe A. Dyson,Denise O Garrett,Jacob John,Gagandeep Kang,Yogesh Hooda,Samir K. Saha,Senjuti Saha,Jason R. Andrews +28 more
TL;DR: In this paper, the authors investigated the temporal and geographic patterns of emergence and spread of AMR Salmonella enterica serovar Typhi (S. Typhi) in South Asia.
Journal ArticleDOI
Incidence of Typhoid and Paratyphoid Fever in Bangladesh, Nepal, and Pakistan: Results of the Surveillance for Enteric Fever in Asia Project
Denise O Garrett,Ashley Longley,Kristen Aiemjoy,Farah Naz Qamar,Samir K. Saha,Mohammad Tahir Yousafzai,Caitlin Hemlock,Alexander T Yu,Krista Vaidya,Dipesh Tamrakar,Shampa Saha,Isaac I. Bogoch,Caryn Bern,Kashmira Date,Senjuti Saha,Mohammad Shahidul Islam,Ishtiaque Sayeed,Sadia Shakoor,Irum F Dehraj,Junaid Mehmood,Mohammad Saiful Islam Sajib,Maksuda Islam,Rozina Thobani,Aneeta Hotwani,Najeeb Ur Rehman,Seema Irfan,Shiva R Naga,Ashraf Memon,SB Pradhan,Khalid Iqbal,Rajeev Shrestha,Hafizur Rahman,Mahmudul Hasan,Saqib Hamid Qazi,Abdul Momin Kazi,Nasir Saddal,Jamal R. Syed,Mohammed J Hunzai,Florian Marks,Jessica C. Seidman,Alice S. Carter,Jason R. Andrews,Stephen P. Luby +42 more
TL;DR: Across diverse communities in three South Asian countries, adjusted incidence exceeded the threshold for “high burden” of enteric fever (100 per 100,000 person-years).
Journal ArticleDOI
Healthcare Utilization Patterns for Acute Febrile Illness in Bangladesh, Nepal, and Pakistan: Results from the Surveillance for Enteric Fever in Asia Project.
Jason R. Andrews,Krista Vaidya,Shampa Saha,Mohammad Tahir Yousafzai,Caitlin Hemlock,Ashley T Longley,Kristen Aiemjoy,Alexander T Yu,Isaac I. Bogoch,Dipesh Tamrakar,Kashmira Date,Samir K. Saha,Denise O Garrett,Stephen P. Luby,Farah Naz Qamar +14 more
TL;DR: Age, household wealth, and disease severity are important determinants of healthcare seeking for acute febrile illness and enteric Fever risk in these communities, and should be incorporated into estimation models for enteric fever incidence.