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Table 2 The estimated prevalence of metabolic syndrome and its components among middle-aged population in Ha Nam province, 2011

From: Metabolic syndrome among a middle-aged population in the Red River Delta region of Vietnam

Age group N Metabolic syndrome Central obesity Elevated blood pressure Increased blood glucose High TG Low HDL-C
Total population        
40 - 44 446 7.9 (6.4 - 9.5) 7.3 (5.6 - 8.9) 17.1 (13.9 - 20.4) 12.8 (10.5 - 15.1) 34.8 (31.0 - 38.6) 38.8 (35.1 - 42.5)
45 - 49 584 12.3 (10.3- 4.3) 9.3 (7.8 - 10.8) 23.3 (20.5 - 26.0) 11.8 (9.8 - 13.8) 42.1 (38.6 - 45.7) 41.4 (38.0 - 44.7)
50 - 54 613 19.2 (16.8 - 21.5) 16.2 (14.3 - 18.2) 32.8 (29.4 - 36.1) 14.3 (12.2 - 16.4) 44.2 (40.4 - 47.9) 45.2 (41.9 - 48.4)
55 - 59 481 26.3 (23.4 - 29.2) 16.9 (14.7 - 19.1) 45.1 (41.0 - 49.2) 18.8 (16.3 - 21.3) 51.6 (48.0 - 55.1) 43.5 (40.0 - 47.0)
60 - 64 319 26.9 (23.1 - 30.8) 17.1 (14.7 - 20.0) 43.8 (40.7 - 46.9) 18.9 (15.9 - 21.9) 52.5 (48.9 - 56.2) 42.6 (38.9 - 46.4)
Adjusted total 2443 16.3 (14.0 - 18.6)c 12.3(10.4 - 14.2)c 29.2(26.0 - 32.4)c 14.3 (12.1 - 16.6)c 43.2 (39.5 - 46.9)c 42.0 (38.6 - 45.5)
Women        
40 - 44 336 7.7 (6.3 - 9.0) 10.8 (9.0 - 12.5) 9.2 (7.6 - 10.8) 9.1 (7.6 - 10.6) 34.8 (31.5 - 38.1) 52.9 (48.8 - 57.0)
45 - 49 396 13.0 (11.1 - 14.9) 15.5 (13.5 - 17.6) 18.0 (15.5 - 20.6) 10.5 (8.7 - 12.3) 39.0 (35.9 - 42.1) 51.4 (48.0 - 54.9)
50 - 54 382 23.1 (20.4 - 25.8) 26.1 (23.5 - 28.8) 29.0 (25.5 - 32.5) 13.6 (11.5 - 15.8) 43.6 (39.9 - 47.3) 51.4 (48.3 - 54.5)
55 - 59 291 30.1 (27.1 - 33.0) 24.7 (22.0 - 27.4) 41.4 (37.0 - 45.8) 18.4 (15.7 - 21.0) 48.3 (45.1 - 51.5) 54.2 (50.8 - 57.5)
60 - 64 189 32.3 (28.6 - 36.0) 28.8 (25.1 - 32.5) 37.1 (34.2 - 40.0) 21.0 (18.0 - 23.9) 54.8 (51.4 - 58.1) 53.3 (49.7 - 56.8)
Adjusted total   18.5 (16.3 - 20.7)c 19.5(17.2 - 21.8)c 23.8 (21.1 - 26.6)c 13.1 (11.1 - 15.1)c 42.0 (38.8 - 45.3)c 52.4(49.0 - 55.8)
Men        
40 - 44 110 8.3 (6.3 - 10.3) 3.5 (1.9 - 5.1) 25.6 (20.5 - 30.7)c 16.7 (13.5 - 20.0) 34.7 (30.1 - 39.2)a 23.7 (20.1 - 27.3)
45 - 49 188 11.5 (9.3 - 13.7) 2.5 (1.5 - 3.5) 29.0 (25.9 - 32.1) 13.2 (10.9 - 15.5) 45.5 (41.3 - 49.8) 30.4 (26.9 - 33.8)
50 - 54 231 14.9 (12.8 - 17.0) 5.5 (4.2 - 6.7) 36.9 (33.5 - 40.2) 15.0 (12.8 - 17.2) 44.8 (40.8 - 48.8) 38.3 (34.8 - 41.9)
55 - 59 190 21.8 (18.9 - 24.8) 7.6 (5.8 - 9.4) 49.4 (45.4 - 53.5) 19.2 (16.8 - 21.7) 55.5 (51.3 - 59.4) 30.9 (27.0 - 34.8)
60 - 64 130 21.1 (17.0 - 25.1) 4.8 (3.2 - 6.5) 51.2 (47.6 - 54.7) 16.6 (13.4 - 19.9) 50.1 (45.9 - 54.3) 30.9 (26.8 - 35.1)
Adjusted total   13.9 (11.5 - 16.2)b 4.4 (3.0 - 5.8) 35.1(31.3 - 38.8)c 15.7 (13.1 - 18.3) 44.5 (40.3 - 48.6)a 30.6 (27.1 - 34.2)
  1. TG, triglycerides; HDL - C, high - density lipoprotein cholesterol. Data are expressed as number (%, 95%CI). Age and sex adjustment based on the 2009 Vietnam Population and Housing Census using direct standardization method. a P < 0.05; b P < 0.01; c P < 0.001 by Chisquare test or Fisher exact test: compare metabolic syndrome and its components among age groups.