The response options of 0–10 was seen by many as too wide a
range and respondents were not able to differentiate between
adjacent points on the scale (e.g. between fatigue at level 6 or
level 7). Many participants preferred 0–4 as a scoring option
and the number of scores was reduced to five (0–4)with 0 = no
fatigue or none of the time, 4 = severe fatigue or all of the
time. N/A (not applicable) option was added to six questions
identified as not always applicable to everyone.