Worst Possible Nausea

A question about an individual's experience of overall well being at its worst.

A question about an individual's experience of depression at its worst.

A question about an individual's appetite at its worst.

A question about an individual's experience of anxiety at its worst.

The substitution of missing data with the worst value observed in a group of subjects.

The substitution of missing data with the value the represents the worst-case value that is not missing.