In visiting the area, IACT members found that the Tibetans, accustomed to living in a cool, dry climate at high altitudes, still maintained some of their previous customs even after moving to southern India, and these created a higher incidence of transmission of disease.
協會人員在探訪該地時察覺，由於藏人生活於高原地區，移居南印度後，有些日常習慣未曾改變，使得疾病感染率高居不下。