The impact of accessibility and service quality on the frequency of patient visits to the primary diabetes care provider: results from a cross-sectional survey performed in six European countries

Table 2 General information about the sample

	English region	Finnish region	German region	Greek region	Dutch region	Spanish region	Total sample
Statistics determining the study sample^a
Questionnaires distributed	3343	436	462	600	779	625	6245
Questionnaires returned	475 (14.2%)	183 (42.0%)	286 (61.9%)	179 (29.8%)	400 (51.3%)	115 (18.4%)	1638 (26.2%)
Sufficient language competence^b	313 (9.4%)	183 (42.0%)	282 (61.0%)	179 (29.8%)	387 (49.7%)	115 (18.4%)	1459 (23.4%)
Sufficient data^c	286 (8.6%)	135 (31.0%)	221 (47.8%)	153 (25.5%)	304 (39.0%)	71 (11.4%)	1170 (18.7%)
Participants included	213 (6.4%)	135 (31.0%)	218 (47.2%)	153 (25.5%)	296 (38.0%)	71 (11.4%)	1086 (17.4%)
Complete data^d	160 (4.8%)	103 (23.6%)	172 (37.2%)	110 (18.3%)	227 (29.1%)	57 (9.1%)	829 (13.3%)

^a Percentages refer to questionnaires distributed
^b The English sample contained a large proportion of persons with Bangladeshi ethnicity who had lower levels of stated proficiency in the English language
^c Participants with complete data for the criterion variable and the four focal predictor variables and with at most two missing values for the control variables
^d Participants with complete data for all investigated variables

ISSN: 1472-6963