Table 1 Specification of the plastic templates included in the Kato-Katz kits provided by Vestergaard Frandsen and the Chinese Center for Disease Control and Prevention (China CDC)
Template | Vestergaard Frandsen | Old China CDC | New China CDC |
|---|---|---|---|
Shape of hole | Cylinder | Truncated cone | Cylinder |
Diameter of hole | 6.0 mm | 8.0 mm (bottom) 6.0 mm (top) | 6.0 mm |
Thickness of template | 1.5 mm | 1.0 mm | 1.5 mm |
Volume of hole | 42.4 mm3 | 38.7 mm3 | 42.4 mm3 |
Manufacturer | Vestergaard Frandsen; Lausanne, Switzerland | Combined Biotech Co.; Shenzhen, P.R. China | Combined Biotech Co.; Shenzhen, P.R. China |