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. 2015 Jun 5;5(6):e007599. doi: 10.1136/bmjopen-2015-007599

Table 1.

Characteristics of 131 935 individuals with newly diagnosed type 2 diabetes by ethnicity/race

All Sweden Nordic countries Europe (high income), North America and Oceania Mediterranean Basin Europe (low income), Russia and Central Asia Middle East and North Africa Sub-Saharan Africa South Asia East Asia Latin America and Caribbean
n (%) 131 935 109 058 (82.66) 6760 (5.12) 3306 (2.51) 511 (0.39) 3870 (2.93) 5031 (3.81) 1127 (0.85) 610 (0.46) 802 (0.61) 860 (0.65)
Males 57 (75 083) 57 (62 526) 51 (3479) 53 (1751) 70 (360) 54 (2075) 62 (3142) 59 (663)* 56 (344)* 37 (298) 52 (445)
Age (years) 62.8 (12.5) 63.7 (12.2) 63.8 (10.5)* 64.4 (11.8) 62.5 (10.6)* 57.6 (11.7) 52.3 (11.2) 47.3 (11.2) 46.0 (11.3) 50.0 (12.8) 54.5 (12.0)
Annual visits 1.73 (2.14) 1.67 (2.0) 1.80 (2.22) 1.96 (2.70) 2.20 (3.24) 2.05 (2.70) 2.30 (3.34) 2.22 (3.42) 2.32 (3.40) 1.91 (2.70) 2.50 (3.20)
BMI (kg/m2) 30.4 (5.5) 30.3 (5.5) 31.2 (5.6) 30.5 (5.3) 30.1 (4.8)* 31.3 (5.3) 30.9 (5.2) 28.8 (5.4) 28.6 (5.2) 27.3 (4.3) 31.4 (5.5)
Waist circumference (cm) 104.7 (13.4) 105.2 (13.5) 106.3 (13.5) 104.2 (12.9) 104.4 (11.8) 105.0 (11.9) 103.6 (11.5) 100.2 (11.4) 97.8 (11.8) 92.4 (11.2) 104.3 (11.7)
HbA1c (mmol/mol) 52.2 (15.4) 51.9 (15.1) 52.3 (15.2)* 52.2 (14.7)* 52.8 (15.2)* 54.3 (16.8) 54.9 (17.2) 58.0 (19.8) 55.8 (16.7) 55.9 (17.1) 56.7 (19.8)
Systolic BP (mm Hg) 137.5 (17.2) 138.1 (17.1) 139.5 (17.4) 138.2 (17.4)* 134.1 (16.2) 135.2 (18.2) 129.3 (16.4) 126.9 (16.4) 124.8 (14.4) 126.7 (15.9) 130.8 (15.4)
Chol/HDL ratio 4.5 (1.5) 4.4 (1.5) 4.3 (1.5) 4.5 (1.6)* 4.6 (1.4)* 4.9 (1.7) 4.8 (1.5) 4.6 (1.5) 4.8 (1.4) 4.4 (1.3)* 4.7 (1.5)
LDL/HDL ratio 2.6 (1.1) 2.6 (1.1) 2.5 (1.1) 2.6 (1.1)* 2.8 (1.1) 2.9 (1.2) 2.9 (1.1) 2.9 (1.1) 2.9 (1.0) 2.6 (1.0)* 2.7 (1.1)
eGFR (mL/min) 83.4 (25.2) 81.8 (24.0) 83.0 (22.3) 81.2 (21.8)* 87.2 (25.0) 90.4 (37.4) 99.9 (24.9) 124.9 (39.1) 100.0 (23.9) 100.9 (28.0) 96.2 (26.6)
Smoker 15 (19 657) 14 (15 173) 20 (1341) 17 (556)* 19 (99) 23 (888) 22 (1098) 13 (149)* 13 (77)* 15 (122)* 18 (154)
No physical activity 12 (15 973) 12 (12 935) 13 (907)* 12 (390)* 15 (76)* 13 (497)* 16 (803) 11 (128)* 13 (82)* 8 (66) 10 (89)*
Daily physical activity 26 (33 983) 26 (28 207) 24 (1651)* 25 (842)* 27 (139)* 31 (1186)* 22 (1116) 23 (260)* 23 (142)* 29 (233)* 24 (207)*
Income and education
Income Q1 (lowest) 20 (24 925) 16 (16 872) 23 (1439) 27 (852) 23 (113) 41 (1538) 55 (2745) 47 (526) 35 (212) 42 (333) 35 (295)
Income Q5 (highest) 20 (24 928) 22 (22 068) 15 (928) 14 (452) 14 (69) 11 (398) 10 (485) 15 (165) 17 (101) 14 (113) 18 (149)
<9 years education 39 (51 890) 40 (43 495) 44 (3005) 25 (814) 41 (211) 35 (1366)* 37 (1883) 33 (376) 24 (148) 42 (335)* 30 (257)
10–12 years education 43 (56 146) 43 (47 370) 40 (2734)* 48 (1593) 42 (216) 39 (1516)* 29 (1444) 35 (399) 44 (267)* 30 (243) 42 (364)*
University/college education 17 (22 140) 16 (17 811) 12 (790) 24 (793) 13 (68) 15 (576)* 25 (1275) 22 (243) 29 (176) 24 (193) 25 (215)
Glucose-lowering treatment
Diet 53 (70 445) 54 (59 371) 53 (3602) 53 (1763)* 49 (251)* 48 (1854)* 44 (2225) 38 (429) 42 (255) 40 (320) 44 (375)
OHA 37 (49 261) 36 (39 662) 38 (2599)* 38 (1240)* 43 (219) 43 (1653) 47 (2352) 48 (537) 47 (288) 45 (364) 40 (347) *
Insulin 5 (6199) 5 (5249) 4 (251)* 4 (148)* 4 (21)* 4 (143)* 3 (164) 7 (84) 5 (30)* 7 (59) 6 (50)*
Insulin+OHA 4 (5457) 4 (4318) 4 (284) 4 (136)* 4 (18)* 5 (202)* 5 (260) 6 (69) 6 (35)* 7 (55) 9 (80)
Complications
Albuminuria 14 (17 988) 14 (14 845) 14 (920)* 14 (453)* 17 (88)* 13 (502)* 14 (701)* 14 (157)* 12 (75)* 13 (106)* 16 (141)
Previous CVD 20 (26 166) 21 (22 373) 23 (1555) 23 (759) 19 (98)* 16 (610)* 11 (547) 4 (46) 8 (47) 6 (48) 10 (83)

Sweden is the reference group for ethnicity.

*No statistically significant difference at the 0.01 level.

BMI, body mass index; BP, blood pressure; CVD, cardiovascular disease; HbA1c, glycated haemoglobin; OHA, oral hypoglycaemic agents; eGFR, estimated-glomerular filtration rate; LDL, low-density lipoprotein; HDL, high-density lipoprotein.