Dimensions of nausea distress and associated symptoms:
(1) somatic distress: fatigue, weak, hot, sweaty, lightheaded, shakiness
(2) GI distress: sick, stomach awareness/discomfort, as if he/she might vomit, ill, queasy
(3) emotional distress: nervous, scared/afraid, worry, upset, panic, hopeless
Statements: 17 items on how the patient feels
Responses for each statement: from 0 (not at all) to 9 (extremely severe)
subscore for somatic distress =
= (point for item 1) + (point for item 3) + (point for item 5) + (point for item 9) + (point for item 16) + (point for item 17)
subscore for GI distress =
= (point for item 4) + (point for item 6) + (point for item 13) + (point for item 14) + (point for item 15)
subscore for emotional distress =
= (point for item 2) + (point for item 7) + (point for item 8) + (point for item 10) + (point for item 11) + (point for item 12)
total overall score =
= SUM(points for all 17 parameters)
Interpretation:
• minimum score: 0
• maximum somatic distress subscore: 54
• maximum GI distress subscore: 45
• maximum emotional distress subscore: 54
• maximum overall score: 153
percentage for somatic distress =
= ((somatic distress subscore) / 54) * 100%
percentage for GI distress =
= ((GI distress subscore) / 45) * 100%
percentage for emotional distress =
= ((emotional distress subscore) / 54) * 100%
percentage for overall distress =
= ((total overall score) / 153) * 100%
