Research Article

Risk Factors for Macro- and Microvascular Complications among Older Adults with Diagnosed Type 2 Diabetes: Findings from The Irish Longitudinal Study on Ageing

Table 1

Descriptive characteristics of the first-wave TILDA sample aged ≥50 years with diagnosed type 2 diabetes, 2009–2011.

VariableType 2 diabetes (total )
MaleFemaleTotal
(%) (%)% (95% CI)

Age
Years (mean, sd.)66.6 (9.7)68.6 (10.4)67.4 (10.1)
Location
Dublin92 (25.5)77 (31.5)0.1727.9 (23.1, 33.4)
Another city113 (30.0)84 (34.1)31.7 (26.9, 36.9)
Rural 182 (44.5)105 (35.3)40.3 (35.2, 45.7)
Educational attainment
Primary/none163 (48.6)116 (54.7)0.1251.1 (46.9, 55.4)
Secondary137 (37.1)103 (36.1)36.7 (32.9, 40.7)
Third-level/higher 89 (14.3)47 (9.2)12.2 (10.1, 14.6)
Medical cover
State-assisted 163 (43.9)139 (57.8)<0.0149.7 (45.4, 53.9)
Private insurance111 (27.6)60 (17.9)23.6 (20.3, 27.2)
Dual cover86 (19.9)51 (18.7)19.4 (16.2, 23.0)
No additional cover 30 (8.5)16 (5.6)7.3 (5.3, 10.1)
Smoking
Never114 (29.9)120 (44.0)<0.00135.8 (31.8, 39.9)
Past 210 (52.7)94 (35.4)45.5 (41.2, 49.9)
Current 66 (17.5)52 (20.1)18.8 (15.8, 22.3)
Physical activity
Low140 (36.8)143 (56.5)<0.00145.0 (40.8, 49.2)
Moderate137 (35.7)77 (29.8)33.3 (29.5, 37.2)
High 109 (27.5)43 (13.7)21.8 (18.5, 25.5)
Age of diagnosis
<50 years54 (16.4)47 (16.8)0.0416.6 (13.7, 19.8)
50–69 years196 (55.9)125 (46.2)51.8 (47.6, 55.9)
70+ years112 (27.7)84 (36.9)31.6 (27.8, 35.7)
Duration of DM diagnosis
Years (median, IQR)5.0 (1.5, 12)5.5 (2.5, 15)0.55.3 (2, 11)
DM treatment
Diet64 (16.7)53 (18.3)0.917.5 (14.8, 20.6)
Oral meds293 (74.7)190 (73.9)74.2 (70.6, 77.5)
Insulin2 (1.0)4 (0.8)0.8 (0.3, 1.8)
Both31 (8.2)19 (6.5)7.5 (5.6, 10.0)
Other medication
Hypertension221 (58.4)161 (60.0)0.659.1 (55.4, 63.9)
High cholesterol164 (43.4)130 (46.5)0.444.7 (40.4, 48.7)
Flu shot286 (74.3)212 (78.5)0.276.1 (72.4, 79.5)
Doctor diagnosed
Hypertension236 (61.2)170 (63.8)0.962.5 (58.1, 66.6)
High cholesterol 192 (50.0)149 (54.2)0.951.7 (47.5, 55.9)
DM complications
Macro73 (17.8)28 (11.4)0.0415.1 (12.3, 18.4)
Micro 89 (25.2)67 (26.8)0.726.0 (22.5, 29.9)