Table 1

Characteristics of the diabetes population in 2010 for all patients, stratified according to the presence or not of CKD

Variable	All patients			No CKD (62%)			CKD (38%)			p Value
Variable	Observation	Mean/%	SD	Observation	Mean/%	SD	Observation	Mean/%	SD	p Value
Male	4041	51		2527	59		1514	38		<0.0001
Age	4041	71	11	2527	67	10	1514	77	9	<0.0001
Diabetes duration	4041	7.7	6.3	2527	6.6	5.6	1514	9.6	6.9	<0.0001
HbA1c (%)	3128	6.9	1.0	1930	6.9	1.1	1198	6.9	1.0	0.056
HbA1c (mmol/mol)	3128	52	13	1930	52	13	1198	52	13	0.056
MDRD	3260	72	23	1991	85	17	1269	52	17	NA
Severe decline	4041	10.4		2527	7.5		1514	15.3		<0.001
Per cent with ≥2 certain drop	4041	18.3		2527	15.8		1514	22.5		<0.001
LDL cholesterol	2868	98	33	1823	100	33	1045	95	33	<0.001
SBP	2887	136	14	1848	135	14	1039	136	15	0.224
DBP	2887	79	8	1848	80	8	1039	77	8	<0.001
CVD	4041	29.1		2527	22%		1514	40%		<0.001
Smoking	1254	14.7		816	17%		438	10%		0.001
Diabetes treatment	4041			2527			1514
Lifestyle only	1510	37.3%		896	35%		614	41%
OAD	2013	49.8%		1385	55%		628	41%		<0.0001
Insulin	518	12.8%		246	10%		272	18%		<0.0001
Antihypertensive	4041	54.5%		2527	51%		1514	60%		<0.0001
ACE inhibitors	4041	44.1%		2527	42%		1514	47%		0.007
Platelet inhibition	4041	39.6%		2527	39%		1514	41%		0.145
Lipid lowering	4041	48.1%		2527	49%		1514	46%		0.046
Anaemia	3927	3.5%		2472	2.5%		1455	5.2%		<0.001
Osteoporosis	3927	4.2%		2472	2.75%		1455	6.75%		<0.001
Psychological distress	3927	11.3%		2472	10.5%		1455	12.7%		0.042
Dementia	3927	1.3%		2472	1.1%		1455	1.7%		0.107
Malignancy	3927	7.1%		2472	5.1%		1455	10.5%		<0.001
Gout	3927	8.0%		2472	6.9%		1455	9.9%		0.001

CKD, chronic kidney disease; CVD, cardiovascular disease; DBP, diastolic blood pressure; HbA1c, glycated haemoglobin; LDL, low-density lipoprotein; MDRD, modification of diet in renal disease; OAD, oral antidiabetics; SBP, systolic blood pressure.