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Table 2 Age-standardized prevalence of Metabolic Syndrome in all adults, males and females

From: Metabolic syndrome among Sri Lankan adults: prevalence, patterns and correlates

  Prevalence (95% Confidence Interval) P value*
All Males Females
Area of residence
Urban 34.8 (31.8 – 37.9) 24.3 (19.9 – 28.9) 40.8 (36.9 – 44.9) <0.001
Rural 21.6 (20.2 – 23.0) 16.6 (14.7 – 18.7) 24.7 (22.9 – 26.6) <0.001
Age category
< 30 years 7.9 (5.9 – 10.3) 6.4 (4.0 – 9.7) 7.9 (5.6 – 10.9) NS
30-39 years 21.4 (18.8 – 24.3) 17.4 (13.5 – 21.9) 23.8 (20.3 – 27.6) <0.05
40-49 years 29.1 (26.4 – 31.9) 19.4 (15.7 – 23.5) 35.1 (31.5 – 38.9) <0.001
50-59 years 34.3 (31.2 – 37.5) 27.7 (23.0 – 32.7) 38.4 (34.4 – 42.6) <0.01
60-69 years 38.4 (34.2 – 42.6) 28.8 (22.8 – 35.4) 44.6 (39.1 – 50.2) <0.001
> 70 years 35.5 (30.4 – 40.9) 22.0 (15.6 – 29.5) 46.5 (39.1 – 54.0) <0.001
Ethnicity
Sinhalese 23.3 (21.9 – 24.7) 17.0 (15.2 – 19.0) 27.2 (25.4 – 29.0) <0.001
Tamil 20.6 (16.2 – 25.9) 16.7 (10.6 – 23.8) 26.4 (20.1 – 34.1) NS
Sri Lankan Moor 43.0 (37.2 – 48.9) 35.7 (27.2 – 45.5) 45.2 (37.8 – 52.6) <0.05
Level of Education
No formal education 22.1 (17.3 – 27.7) 4.6 (1.1 – 14.9) 26.3 (20.3 – 32.5) <0.001
Primary education 18.3 (15.6 – 21.1) 10.1 (7.0 – 14.1) 24.0 (20.4 – 28.0) <0.001
Secondary education 25.8 (24.3 – 27.4) 19.5 (17.4 – 21.7) 30.5 (28.4 – 32.6) <0.001
Tertiary education 28.2 (20.4 – 36.5) 35.2 (24.9 – 47.3) 15.9 (6.8 – 27.6) NS
Monthly Household Income
≤ LKR 6,999 20.1 (18.5 – 21.7) 12.3 (10.2 – 14.7) 24.3 (22.2 – 26.4) <0.001
LKR 7,000 – 24,999 29.1 (26.9 – 31.3) 23.6 (20.6 – 26.7) 33.7 (30.7 – 36.9) <0.001
LKR 25,000 – 49,999 26.6 (20.7 – 33.1) 22.2 (14.6 – 31.3) 35.8 (26.7 – 46.0) NS
≥ LKR 50,000 30.1 (17.3 – 44.9) 27.9 (12.6 – 51.0) 28.6 (13.2 – 52.9) NS
  1. * P values – Males vs. Females, BMI – Body Mass Index, NS – Not significant, LKR – Sri Lankan Rupees.