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Table 1 Mean age, systolic and diastolic blood pressures, fasting plasma glucose, total cholesterol and body mass index in adults aged 25–64 years, by sex and survey, Kalutara, Sri Lanka

From: Community intervention for cardiovascular disease risk factors in Kalutara, Sri Lanka

Risk Factor

Sex

First Survey (2014)

Second Survey (2017)

Decrease

P-value

Age (yr)

F

43.0 (41.9 – 44.2)

41.7 (40.5 – 43.0)

1.31 (2.70 – +0.08)

0.0641

 

M

41.6 (40.4 – 42.7)

41.5 (39.9 – 43.1)

0.08 (1.78 – +1.62)

0.9266

Systolic blood

F

123.9 (121.9 – 125.8)

119.8 (118.3 – 121.2)

4.14 (6.31 – 1.96)

0.0003

pressure (mmHg)

  

Adjusted:a

3.19 (5.04 – 1.34)

0.0010

   

Adjusted:b

2.83 (4.54 – 1.12)

0.0015

 

M

125.2 (123.3 – 127.1)

124.3 (121.7 – 126.9)

0.88 (4.04 – +2.30)

0.5814

   

Adjusted:a

0.84 (3.98 – +2.29)

0.5918

   

Adjusted:b

2.08 (4.90 – +0.74)

0.1447

Diastolic blood

F

73.5 (72.6 – 74.4)

71.2 (70.4 – 71.9)

2.32 (3.36 – 1.28)

<.0001

pressure (mmHg)

  

Adjusted:a

2.03 (2.93 – 1.13)

<.0001

   

Adjusted:b

2.01 (2.94 – 1.08)

0.0001

 

M

72.4 (71.2 – 73.6)

71.2 (69.5 – 72.8)

1.24 (3.16 – +0.68)

0.2019

   

Adjusted:a

1.22 (3.20 – +0.76)

0.2226

   

Adjusted:b

2.04 (4.00 – 0.07)

0.0431

Fasting plasma

F

6.39 (6.21 – 6.57)

5.68 (5.51 – 5.85)

0.71 (0.95 – 0.47)

<.0001

glucose (mmol/L)

  

Adjusted:a

0.67 (0.91 – 0.43)

<.0001

   

Adjusted:b

0.63 (0.88 – 0.38)

<.0001

 

M

6.34 (6.12 – 6.57)

5.74 (5.57 – 5.92)

0.60 (0.88 – 0.32)

<.0001

   

Adjusted:a

0.60 (0.88 – 0.31)

<.0001

   

Adjusted:b

0.72 (1.06 – 0.39)

<.0001

Total

F

5.56 (5.38 – 5.74)

4.91 (4.82 – 4.99)

0.66 (0.86 – 0.45)

<.0001

cholesterol (mmol/L)

  

Adjusted:a

0.63 (0.84 – 0.42)

<.0001

   

Adjusted:b

0.60 (0.84 – 0.34)

<.0001

 

M

5.50 (5.34 – 5.66)

5.03 (4.91 – 5.15)

0.47 (0.66 – 0.29)

<.0001

   

Adjusted:a

0.47 (0.66 – 0.28)

<.0001

   

Adjusted:b

0.50 (0.75 – 0.25)

0.0002

Body mass

F

24.8 (24.5 – 25.1)

25.4 (25.0 – 25.7)

+0.58 (+0.72 – +1.08)

0.0256

index (kg/m2)

  

Adjusted:a

+0.59 (+0.64 – +1.11)

0.0284

   

Adjusted:b

+0.40 (0.11 – +0.91)

0.1180

 

M

23.1 (22.6 – 23.5)

23.7 (23.0 – 24.3)

+0.57 (0.12 – +1.25)

0.1051

   

Adjusted:a

+0.56 (0.11 – +1.23)

0.0980

   

Adjusted:b

+0.06 (0.67 – +0.79)

0.8628

  1. M = males; F= females. First survey 2014 (n= 412 M, 606 F); Second survey 2017 (n= 272 M, 613 F)
  2. Means and 95% CIs adjusted for cluster sampling (by village/settlement)
  3. aMean difference adjusted for age and cluster sampling by linear regression
  4. bMean difference adjusted for age, cluster sampling, education level and income by linear regression
  5. Bolded results: significant at p ≤0.05.
  6. Note: analyses exclude subjects who participated in both surveys (n=23)