How Useful Numerical Information

A question about an individual's agreement with a statement.

A question about how often an individual vomited in the 24 hours after chemotherapy.

A question about how often an individual vomited during the specified time period.

A question about the frequency an individual is or was upset about something unexpected during the last month.

A question about the frequency an individual feels or felt unable to control the important things in their life during the last…

A question about the frequency an individual feels or felt that depression interfered with what they usually do.