Table 1 Socio-demographic and clinical characteristics of patients in the population

Ethnicity

 Sinhala

438

83.3

266

82.6

172

84.3

 Muslim

43

8.2

24

7.5

19

9.3

 Indian Tamil

4

0.8

4

1.2

0

0

 Sri Lankan Tamil

34

6.5

22

6.8

12

5.9

 Other

7

1.3

6

1.9

1

0.5

Education level

 Not Educated

55

10.5

25

7.8

30

14.7

 Up to Grade 5

175

33.3

96

29.8

79

38.7

 Up to Grade 11

172

32.7

113

35.1

59

28.9

 Up to Grade 13

101

19.2

73

22.7

28

13.7

 Tertiary

23

4.4

15

4.7

8

3.9

Age Categories

 20-30

8

1.5

7

2.2

1

0.5

 30-40

40

7.6

28

8.7

12

5.9

 40-50

82

15.6

54

16.8

28

13.7

 50-60

158

30.0

99

30.7

59

28.9

 60-70

153

29.1

85

26.4

68

33.3

 >70

85

16.2

49

15.2

36

17.7

Diagnosis Categories

 ACS

275

52.3

188

58.4

87

42.6

 Acute non-cardiac infections

17

3.2

10

3.1

7

3.4

 Anaemia

6

1.1

2

0.6

4

2.0

 Arrhythmias

67

12.7

36

11.2

31

15.2

 HF/Cardiomyopathy

59

11.2

33

10.2

26

12.7

 Infective endocarditis

5

1.0

4

1.2

1

0.5

 Pericardial disease

7

1.3

3

0.9

4

2.0

 PHT

10

1.9

1

0.3

9

4.4

 Respiratory disease

5

1.0

3

0.9

2

1.0

 Valvular heart disease

16

3.0

7

2.2

9

4.4

 Miscellaneous

59

11.2

35

10.9

24

11.8

Age

58.5 ± 12.0

59.9 ± 11.2

57.6 ± 12.5

BMI

23.33 ± 3.67

24.03 ± 4.80

23.60 ± 4.15