Table 3.

Changes in PFRS sub-scales for using mean-item imputation from baseline to 3 months

Mean-item imputation	No. items	Max poss. score	Baseline				3 months
Subscale			N	Mean	Median	Range	N	Mean	Median	Range
Emotional	15	90	20	38.5	39	9–80	19	17.9	15	0–51
Cognitive	11	66	20	29.7	27	2–63	20	13.1	12	0–34
Fatigue	12	72	20	43.9	47	16–67	20	19.9	16	0–48
Somatic	16	96	20	23.3	20	7–43	20	10.9	11	0–33
PFRS Total	54	324	20	135.3	141	73–208	19	62.6	56	0–147

PFRS, profile of fatigue-related states.