Dr Janhavi’s research career spans 20 years in the areas of pharmaceutical and basic research, epidemiology and health services research. Over the past 12 years she has focused on mental health research and contributed to the landscape of psychiatric epidemiology, identification of risk factors for mental disorders, questionnaire development and programme evaluation. She has also led the development of a novel scale, the Positive Mental Health instrument at the institute. The instrument has since been used by the research team among patients with mental illnesses and caregivers of psychogeriatric patients. The instrument has also been used by other researchers and healthcare providers at various local and international institutes including the Saw Swee Hock School of Public Health, National University of Singapore, Khoo Teck Huat Hospital, Singapore National Eye Centre and DSO National Laboratories, University of Idaho, USA, Liaoning Medical University, China and University of Puerto Rico.
She is the recipient of the National Medical Research Council (Singapore) Medical Research Scientist Award, 2007-2010. To date, she is the Co-Investigator in four large epidemiological studies – the first and second Singapore Mental Health Study, the Well-being of the Singapore Elderly study and the Mind Matters study. From September 2016 to August 2017, she was also a consultant on a national quality of life study conducted by the National Council of Social Service.