The impact of symptoms on quality of life before and after diagnosis of coeliac disease: the results from a Polish population survey and comparison with the results from the United Kingdom

Table 5 Frequency of “No problems” answers according to EQ-5D-5L: results in Polish and British coeliac respondents

	Poland								United Kingdom
	Pre-diagnosis (N = 790)		Post-diagnosis (N = 790)		Polish population norm^a	p value pre-diagnosis vs population norm^b	p value post-diagnosis vs population norm^b	p value pre-diagnosis vs post-diagnosis^b	Pre-diagnosis (N = 697)	Post-diagnosis (N = 697)	UK population norm^c	p value pre-diagnosis UK versus Poland^b	p value post-diagnosis UK versus Poland^b
	n	%	n	%	%	p value pre-diagnosis vs population norm^b	p value post-diagnosis vs population norm^b	p value pre-diagnosis vs post-diagnosis^b	%	%	%	p value pre-diagnosis UK versus Poland^b	p value post-diagnosis UK versus Poland^b
Mobility	614	78	666	84	91	< .001	< .001	< .001	75	86	78	NS	NS
Self-care	695	88	759	96	97	< .001	0.08	< .01	93	97	93	< .002	NS
Usual activities	478	61	602	76	94	< .001	< .001	< .001	58	82	78	NS	< 0.01
Pain/ discomfort	189	24	399	51	67	< .001	< .001	< .001	22	60	58	NS	< 0.001
Anxiety/ depression	211	27	377	48	70	< .001	< .001	< .001	50	74	75	< .001	< 0.001

NS not significant
^aPolish population norms from Golicki and Niewada 2017 study [18], standardized to age distribution of coeliac disease respondents in current study during survey
^bFisher’s exact test
^cUK population norms from Health Survey for England 1996, standardized to age distribution of Coeliac UK survey respondents at the time of survey

ISSN: 1471-230X