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Volume 15, Number 1—January 2009

Perspective

Past, Present, and Future of Japanese Encephalitis

Tobias E. ErlangerComments to Author , Svenja Weiss, Jennifer Keiser, Jürg Utzinger, and Karin Wiedenmayer
Author affiliations: Swiss Tropical Institute, Basel, Switzerland

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Table 2

Rice irrigation and pork production by Japanese encephalitis–endemic country, 1990 and 2005*

Country Persons in close proximity to rice irrigation† Rice paddy area, 1990† Rice paddy area, 2005† % Change in paddy area % Change in pork production†
Australia NA NA NA NA NA
Bangladesh 116,600,000 10,435 10,524 +1 NA
Cambodia 1,426,000 1,855 2,415 +30 +46
China 22,019,000 33,519 29,087 –13 +87
India 107,785,000 42,687 41,907 –2 –8
Indonesia 7,169,000 10,502 11,802 +12 –13
Japan 1,947,000 2,074 1,706 –18 –23
North Korea 414,000 600 590 –2 –35
South Korea 921,000 1,244 980 –21 +69
Laos 164,000 NA NA NA +21
Malaysia 181,000 681 676 –1 –47
Myanmar 3,120,000 4,760 7,008 +47 +381
Nepal 554,000 1,455 1,542 +6 +12
Papua New Guinea 110 NA NA NA NA
Pakistan 513,000 2,113 2,621 +24 NA
The Philippines 12,200,000 3,319 4,200 +27 +18
Singapore 0 0 0 0 NA
Sri Lanka 2,232,000 828 915 +10 +21
Thailand 8,330,000 8,792 10,042 +14 +80
Vietnam 18,648,000 6,043 7,329 +21 +147

*NA, not available.
†Sources of data and methodology of calculation are described by Keiser et al. (13).
‡Source: Food and Agriculture Organization (37).

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