Table 1

Baseline characteristics of patients with type 2 diabetes and control patients without diabetes mellitus (n=101 020)

CharacteristicType 2 diabetes (n=53 585)Matched controls (n=47 435)
Male28 908 (54%)24 764 (52%)
Age, by category
 40–64 years24 912 (46%)20 331 (43%)
 65–74 years15 793 (30%)14 555 (31%)
 75+ years12 880 (24%)12 549 (26%)
Body mass index
 Underweight
 (<20  kg/m2)
915 (2%)2399 (5%)
 Normal
 (20–25 kg/m2)
8764 (16%)15 012 (32%)
 Overweight
 (25–30 kg/m2)
19 360 (36%)16 209 (34%)
 Obese (>30 kg/m2)22 175 (41%)7292 (15%)
 Unknown2371 (4%)6523 (14%)
Smoking status
 Non smoker23 031 (43%)21 156 (45%)
 Past smoker16 135 (30%)9738 (21%)
 Smoker9488 (18%)9173 (19%)
 Unknown4931 (9%)7368 (16%)
History of:
 Heart failure3068 (6%)1539 (3%)
 Stable angina pectoris7333 (14%)4174 (9%)
 Coronary heart disease8407 (16%)4480 (9%)
 Hyperlipidaemia3720 (7%)1248 (3%)
 Coronary revascularisation1797 (3%)842 (2%)
 Hypertension35 325 (66%)19 347 (41%)
 Renal impairment1051 (2%)486 (1%)
 Peripheral vascular disease2707 (5%)1632 (3%)
Recent prescribing
 Organic nitrates5840 (11%)2585 (5%)
 Beta blockers11 786 (22%)6137 (13%)
 Calcium channel blockers11 774 (22%)5216 (11%)
 Diuretics18 134 (34%)9640 (20%)
 Antiplatelets16 980 (32%)7021 (15%)
 ACE inhibitors/angiotensin II receptor blockers18 748 (35%)5623 (12%)
 Statins or fibrates17 797 (33%)4513 (10%)
 Non-steroidal anti-inflammatory drugs22 415 (42%)12 400 (26%)