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Table 1 Descriptive statistics on patients with type 2 diabetes mellitus (type 2 diabetes) and additional comorbidity

From: The comorbidity burden of type 2 diabetes mellitus: patterns, clusters and predictions from a large English primary care cohort

 N (%)Age (mean ± SD)Follow-up period (median (LQ; UQ))Number of comorbidities at T2DM diagnosis (mean ± SD)Number of comorbidities 2 years after T2DM diagnosis (mean ± SD) (sample surviving 2 years)Number of comorbidities 5 years after T2DM diagnosis (mean ± SD) (sample surviving 5 years)Number of comorbidities 9 years after T2DM diagnosis (mean ± SD) (sample surviving 9 years)
Total cohort102,394 (100)62.1 ± 13.14.9 (2.8; 7.3)1.4 ± 1.31.5 ± 1.4 (84,350)1.6 ± 1.4 (50,475)1.7 ± 1.4 (8977)
Gender
 Females44,764 (43.7)63.7 ± 13.64.9 (2.7; 7.3)1.6 ± 1.41.7 ± 1.4 (36,669)1.8 ± 1.4 (21,830)1.9 ± 1.5 (3942)
 Males57,630 (56.3)60.7 ± 12.55 (2.8; 7.3)1.2 ± 1.21.4 ± 1.3 (47,681)1.5 ± 1.3 (28,645)1.6 ± 1.4 (5035)
Age bands
 35–54 years31,545 (30.8)46.8 ± 5.25.1 (2.9; 7.4)0.8 ± 0.90.9 ± 1 (26,368)1 ± 1 (16,106)1.1 ± 1 (2893)
 55–74 years51,288 (50.1)64.2 ± 5.65.2 (3; 7.5)1.4 ± 1.21.6 ± 1.3 (42,950)1.7 ± 1.3 (26,618)1.9 ± 1.4 (4871)
 75+ years19,561 (19.1)81 ± 4.94.1 (2.1; 6.5)2.3 ± 1.62.5 ± 1.6 (15,032)2.6 ± 1.6 (7751)2.8 ± 1.5 (1213)
IMD quintiles
 Quintile 1—least deprived19,110 (18.7)63.9 ± 12.85 (2.8; 7.3)1.3 ± 1.31.5 ± 1.3 (15,756)1.6 ± 1.4 (9574)1.7 ± 1.4 (1682)
 Quintile 220,722 (20.2)63.4 ± 135.1 (2.8; 7.4)1.4 ± 1.31.5 ± 1.3 (17,223)1.6 ± 1.4 (10,500)1.7 ± 1.4 (1878)
 Quintile 321,572 (21.1)62.7 ± 134.9 (2.8; 7.3)1.4 ± 1.31.5 ± 1.3 (17,811)1.6 ± 1.4 (10,605)1.8 ± 1.4 (1884)
 Quintile 421,393 (20.9)61 ± 13.24.9 (2.7; 7.2)1.4 ± 1.31.5 ± 1.4 (17,489)1.7 ± 1.4 (10,334)1.7 ± 1.4 (1839)
 Quintile 5—most deprived19,597 (19.1)59.3 ± 134.8 (2.7; 7.3)1.4 ± 1.41.6 ± 1.4 (16,071)1.7 ± 1.4 (9462)1.7 ± 1.4 (1694)