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Table 2 Risk factors for Zika virus transmission in Asia and Hindu Kush Himalayan region

From: Threats of Zika virus transmission for Asia and its Hindu-Kush Himalayan region

Region

Risk factors

Sources

Asia

Intense urbanization, increasing high population density, tropical climate, poor waste management, cross reaction and diagnostic difficulties, underreporting, co-circulation of dengue and chikungunya virus, establishment of Aedes vectors, globalization of travel and trade, poverty, vector occurrence probability, per capita health expenditure, virus strain, urban-rural set-up, vapor pressure, GDP, number of travelers, altitude, temperature, land cover

[19,20,21,22,23,24, 28, 33]

Hindu Kush Himalayan region

Shifting of Aedes vectors in highlands, frequent movement of people to Zika virus endemic areas, climate change, land use change, naïve population with a lack of immunity against Zika virus, poverty, higher warming rate than elsewhere in the region

[6,7,8, 10, 27,28,29,30,31,32,33,34, 38]