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Table 2 Explanations given by the patients for symptoms categorised according to the SEMI coding manual.

From: Understanding the explanatory model of the patient on their medically unexplained symptoms and its implication on treatment development research: a Sri Lanka Study

Perceived cause

Frequency

Percentage

Internal world (originating in the body or mind)

18

26.4

Mechanical-damage/blockage/abnormal function

6

8.8

   Examples; 'Happened after the child birth; caesarean section',' Because of an injury to my leg 5 years back', 'Gastritis',' Illness of nerves', 'A fish bone or a metal pin stuck in the throat', 'I have swallowed a metal pin in 1950','a poison has got into my body',

  

Psychological/Emotional-worry/fear/upset/sad/lazy

5

7.4

   Examples;'Because I breast fed my child while another child was watching', 'Brother got paralysed at the age of 37 years and I think about it'

  

Substance abuse-smoke/alcohol/

1

1.5

   Examples; 'Because of chewing betel', 'Did not eat my meals on time and neglected myself',

  

Fatigue- run down/weak spot/non specific stress

2

2.9

Ageing

2

2.9

Imbalance-diet/vitamin/lack of blood/hot cold

2

2.9

   Examples;'Because of the Vatha' (ayurvedic concept referring to wind or gas) 'Due to too much heat in the body',

  

Natural world

1

1.5

   Weather-rain/damp/sun/cold

1

1.5

Social world

10

14.8

Wrong action by health professionals

3

4.4

Delay in seeking help

1

1.5

Discrimination

1

1.5

Money

1

1.5

   Examples;'Because I was not successful in life'

  

Work related

4

5.9

   Examples;' Because I was in the catering field I developed anorexia for food',

  

Supernatural world

1

1.5

Supernatural or Magic by a human agency

1

1.5

   Examples;'An evil spell cast by somebody else,' 'Due to de-merits of an earlier birth'

  

Any other – (vague answers that did not fit into any of above)

13

19.1

Unable to say

25

36.8

   'No idea', 'Don't know'

  

Total

68

100.0