Satisfaction and experience with colorectal cancer screening: a systematic review of validated patient reported outcome measures

Table 2 Characteristics of included studies and questionnaires

Included studies (n = 80)	N	%
Continent
North America	38	47.5
Europe	26	32.5
Asia	8	10.0
Oceania	6	7.5
Other	2	2.5
Year of publication
< 2005	24	30.0
2005–2010	14	17.5
> 2010	42	52.5
Study design
Experimental or quasi-experimental	28	35.0
Other study designs, patient experience/satisfaction is an outcome	47	58.7
Study on the development or validation of a questionnaire	5	6.2
Administration of questionnaires^a	75
Self-reported	70	93.3
By telephone	3	4.0
Not reported	2	2.7
Availability of the questionnaire^a
Yes	32	42.7
No	43	57.3
Original language of the questionnaire^a
English	61	81.3
Spanish	4	5.3
Chinese	2	2.7
Korean	2	2.7
Other	6	8.0
Origin of the questionnaire used^a
Development of a new questionnaire for the study	51	68.0
Derived from an existing questionnaire	12	16.0
Use of an existing questionnaire	8	10.7
Not reported	4	5.3
Aspects/interventions assessed^a
Bowel preparation	11	14.7
Bowel relaxant	1	1.3
Colonoscopy	32	42.7
Diet	1	1.3
Stool test	13	17.3
Pre-colonoscopy consultation	2	2.7
Sigmoidoscopy	12	16.0
CT-colonography	2	2.7
Whole screening program	1	1.3

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