Evaluation of the Quality of Life in Adult Cancer Survivors (QLACS) scale for long-term cancer survivors in a sample of breast cancer survivors

Table 3 Descriptive summary of distribution of QLACS summary and domain scores, possible floor and ceiling effects at FU1, test-retest correlation, and ICC between FU1 and FU2,

Domain/Subscale	N	Mean	STD	Min	% Floor	Max	% Ceiling	Test-retest Correlation	ICC
Generic
Negative Feelings	94	11.5	4.2	4	1.1	27	0	0.78	-
Positive Feelings	94	20.8	5.1	7	0	28	2.1	0.82	-
Cognitive Problems	94	10.6	4.3	4	5.3	24	0	0.75	-
Sexual Problems	91	13.7	6.6	4	6.4	28	2.1	0.89	-
Physical Pain	93	8.5	5.0	4	20.1	26	0	0.89	-
Fatigue	94	12.3	5.6	4	4.3	27	0	0.84	-
Social Avoidance	94	7.9	4.6	4	0	26	0	0.86	-
Summary**	93	75.5	26.3	49	0	167	0	0.91	0.95
Cancer-Specific
Appearance	94	8.2	4.9	4	29.8	24	0	0.83	-
Financial Problems	93	6.2	3.9	4	60.6	25	0	0.82	-
Distress – Recurrence	94	11.7	5.7	4	10.6	28	1.1	0.85	-
Distress – Family	94	10.9	6.7	4	17.0	28	2.1	0.88	-
Summary	94	37.0	15.7	16	2.13	90	0	0.89	0.98
Benefit of Cancer	94	17.6	6.2	4	2.13	28	4.3	0.82	-

N.B. – Missing percentage are low in general. The domain that contains most missing values is Sexual Problem, in which there are 3 missing values (3.2%). Lower scores equal better quality of life.
**The summary score is computed by added the domain scores except for positive feelings. The positive feelings score is subtracted from 32 and then added to the other domain scores.

ISSN: 1477-7525