3 min learnChandigarhFeb 6, 2026 02:14 PM IST
A brand new research performed by a workforce led by Dr Ravindra Khaiwal, Professor, Division of Neighborhood Medication and Faculty of Public Well being, PGI and Panjab College, has established a vital hyperlink between excessive temperature occasions and elevated mortality in Chandigarh.
The analysis identifies a selected temperature threshold past which mortality danger spikes, underscoring the pressing want for focused public well being interventions.
The research, ‘Excessive temperature occasions and their relationship with extra all-cause mortality in Chandigarh, India’, printed in Nature Scientific Stories, analysed each day mortality knowledge alongside meteorological information over six years (2010-2015), utilising an over-dispersed Poisson Generalised Additive Mannequin (GAM). The analysis workforce included Prachi Chauhan, Sanjeev Bhardwaj. Abhishek Kumar, and Dr Suman Mor, which was led by Dr Khaiwal, recognized a vital most temperature threshold of 33.8°C. Past this level, each day all-cause mortality in Chandigarh will increase considerably.
Dr Khaiwal mentioned, “Our outcomes present a big improve in all-cause mortality throughout heatwave situations, with measurable sensible affect, with mortality rising by roughly 4.1% when temperatures exceed this threshold. The research gives concrete statistics concerning which inhabitants teams are most weak to excessive warmth within the area.”
The evaluation revealed that people aged over 65 confronted a 1.5 instances greater danger of heat-related mortality in comparison with the overall inhabitants. This confirms that older adults are considerably extra inclined to physiological stress attributable to excessive temperatures. On common, each day all-cause mortality was usually greater for males (9 deaths/day) in comparison with females (6 deaths/day) all through the research interval. Nonetheless, the rise in danger throughout heatwaves was related for each.
Speaking in regards to the significance of the research, Dr. Khaiwal mentioned that is the primary research from India to quantify a temperature threshold above which all-cause mortality rises considerably, figuring out a temperature breakpoint (33.8 °C) past which extra deaths improve, offering vital proof of temperature-mortality linkage within the Indian context.
Dr Suman Mor, Professor, Division of Surroundings Research, Panjab College, Chandigarh, mentioned that there’s an pressing want for warmth motion plans built-in with real-time mortality knowledge. The authors suggest that public well being interventions be deliberate at a granular stage, such because the ward stage, to establish vulnerability hotspots and defend these most in danger, significantly for older individuals. The authors famous that earlier research had been theoretical and never based mostly on precise mortality knowledge. Therefore, this research goals to ascertain a hyperlink between rising temperatures and elevated mortality.
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