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Table 1 The definition of AFP case for zero case daily reporting and retrospective searching

From: Enhanced surveillance of acute flaccid paralysis following importation of wild poliovirus in Xinjiang Uygur Autonomous Region, China

AFP surveillance

Areas

Hospitals

AFP case definition

Zero case daily reporting

Southern Xinjiang and Urumqi

Hospitals at township level and above

AFP cases at any age

Other prefectures

Hospitals at county level and above

AFP case <15 years or suspected polio cases at any age

Retrospective searching

Southern Xinjiang and Urumqi

Hospitals at township level and above

AFP case <15 years old, suspected polio case at any age in 2010; AFP case at any age, paralyzed from January 1 to August 28, 2011

Other prefectures

Hospitals at county level and above

AFP case <15 years old, or suspected polio case at any age, paralyzed from January 1, 2010 to August 28, 2011

  1. Note: AFP acute flaccid paralysis.