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Table 1 Descriptive Characteristics of the Study Population at HUNT2 (n = 7261)

From: Low grade albuminuria as a risk factor for subtypes of stroke - the HUNT Study in Norway

  ACR (mg/mmol)
  < 1
(n = 4564)
1- < 2
(n = 1561)
2- < 3
(n = 402)
≥3
(n = 734)
Age years, median (IQR)57.7 (47.3, 68.6)65.5 (53.6, 72.8)66.3 (56.7, 74.1)68.0 (57.7, 74.5)
Female, n (%) 2500 (55)975 (62)211 (52)344 (46)
Education, years, n (%)
  < 10 3616 (79)1355 (87)356 (89)660 (90)
 10–12 684 (15)152 (10)33 (8)57 (8)
  > 12 264 (6)54 (3)13 (3)17 (2)
Smoking status, n (%)
 never 2100 (46)738 (47)172 (43)280 (38)
 former 1531 (34)514 (33)138 (34)280 (38)
 current 933 (20)309 (20)92 (23)174 (24)
Systolic blood pressure (mmHg), mean (SD)144.9 (21.3)154.3 (23.9)157.6 (23.0)160.1 (23.4)
Systolic blood pressure > 140 mmHg, n (%)2528 (55)1089 (70)299 (74)584 (80)
Diastolic blood pressure (mmHg), mean (SD)83.8 (11.7)87.6 (13.2)88.4 (13.4)88.9 (13.5)
Diastolic blood pressure > 90 mmHg, n (%)1245 (27)593 (38)162 (40)320 (44)
BMI, (kg/m2), mean (SD)27.9 (4.4)28.3 (4.5)28.7 (4.8)29.0 (5.0)
EGFR (ml/min/1,73m2), mean (SD)88 (56.5)86 (21.2)84 (20.0)79 (21.7)
HDL (mmol/l), mean (SD)1.4 (0.4)1.4 (0.4)1.3 (0.4)1.2 (0.4)
Non-HDL Cholesterol (mmol/l), mean (SD)4.8 (1.3)5.0 (1.3)5.1 (1.2)5.2 (1.3)
Triglycerides (mmol/l), mean (SD)1.9 (1.1)2.1 (1.3)2.1 (1.2)2.5 (1.5)
Use of antihypertensive medication, n (%)
 yes 2657 (58)1081 (69)300 (75)540 (74)
 no 1826 (40)427 (27)87 (22)168 (23)
 former 77 (2)49 (3)14 (3)25 (3)
 missing 4411
Diabetes, n (%)
 yes 519 (11)260 (17)83 (21)219 (30)
 no 4045 (89)1301 (83)319 (79)515 (70)
Self-reported history of cancer, n (%)
 yes 185 (4)90 (6)18 (4)56 (8)
 no 4054 (89)1334 (85)345 (86)579 (79)
 missing 325 (7)137 (9)39 (10)99 (13)
Self-reported history of ischemic heart disease, n (%)
 yes 445 (10)212 (14)73 (18)130 (18)
 no 4106 (90)1348 (86)327 (81)600 (82)
 missing 13124
Died during follow-up, n (%)1650 (36.1)830 (53.2)250 (62.2)518 (70.5)
  1. ACR Albumin to creatinine ratio; IQR Interquartile range; SD Standard deviation, BMI Body mass index, HDL High density lipoprotein; EGFR Estimated glomerular filtration rate