Translation and psychometric evaluation of the Swedish versions of the Nuss Questionnaire modified for Adults and the Single Step Questionnaire

Journal of Patient-Reported Outcomes

Table 7 Nuss Questionnaire modified for Adults: known-groups analysis

Scale	Satisfied^a, n = 167 Mean (SD)	Dissatisfied^a, n = 65 Mean (SD)	p-value^b	ES^c
PS	24.86 (3.28)	18.48 (4.86)	< .001*	1.54
PH	10.16 (1.85)	9.22 (2.35)	.004*	.44
Total	35.02 (4.40)	27.71 (5.99)	< .001*	1.39

Higher score indicates better health status. ^aSubgroups classified based on response to item 14, SSQ. ^bMann-Whitney U-test for independent group differences. *Significant at level < .05. ^cES, Effect Size according to Cohen’s d, d < .20 = trivial ES, .20–.49 = small, .50–.79 = moderate, ≥ .80 = large