Table 1

Characteristics of the 714 patients included in the study

Variables


Sex, n (%)

Male

351 (49.2)

Female

363 (50.8)


SES,1 n (%)

Low

362 (50.7)

Middle

282 (39.5)

High

62 (8.7)

Missing

8 (1.1)


Age at diabetes diagnosis, years, mean (± SD, range)

Total

63.2 (± 12.8, 21 to 95)2

Males

61.9 (± 12.8, 21 to 94)

Females

64.4 (± 12.7, 23 to 95)


Time after diabetes,3 years, mean (± SD)

6.2 (± 4.7)2

Males

5.9 (± 4.5)

Females

6.6 (± 4.9)


Time before diabetes,4 years, mean (± SD)

11.1 (± 6.3)


Time in study population, years, mean (± SD)

17.3 (± 6.0)


Year of diagnosis,5 , n (%)

1985-1989

100 (14.0)

1990-1999

276 (38.7)

2000-2006

338 (47.3)


Reason for follow-up ending, n (%)

End of study period

462 (64.7)

Deceased

155 (21.7)

Moved/left practice

97 (13.6)


1SES, socioeconomic status.

2Significant difference for males and females (P < 0.05). Non-significant gender differences not shown.

3Observation time in the study population after diabetes diagnosis.

4Observation time in the study population before diabetes diagnosis.

5Year of diagnosis of diabetes, classified into categories corresponding to the latest issues of the Dutch College of General Practitioner's T2D guideline. The first, second and third issues were published in 1989, 1999, and 2006 respectively.

Luijks et al. BMC Medicine 2012 10:128   doi:10.1186/1741-7015-10-128

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