Table 1.

The 6 groups of the 2x3 design.

Portal type	All normal values	Partially abnormal values	All abnormal values
No features	“Green basic”	“Partial orange basic”	“Orange basic’”
Added featuresa	“Green Saltro”	“Partial orange Saltro”	“Orange Saltro”

^aExplanatory text with added visuals (see Figure 1).