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indian council of medical research - Pondicherry University DSpace ...

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3.3.2 Other epidemiological methods<br />

The following epidemiological methods were also used:-<br />

la) Data collected from rural area (study villapel<br />

(i) Census was carried out to define the important demographic characteristics <strong>of</strong> the<br />

study population.<br />

(ii) Cross sectional school morbidity survey, which included a detailed clinical history<br />

and examination <strong>of</strong> ch~ldren studying in the village school was conducted<br />

(iii) Random survey <strong>of</strong> school children was done for causes <strong>of</strong> school absenteeism.<br />

(iv) A cohort <strong>of</strong> 215 children between 5-20 years <strong>of</strong> age were randomly selected from<br />

100 families and followed up fortnightly for, morbidity, school absenteeism,<br />

,nutritional intake and activity pattern for one year. School absenteeism was studied<br />

only in children between 5-15 years <strong>of</strong> age as they fonned the school going age.<br />

(v) Data were collected from the records maintained by the village health nurse<br />

(VHN) and the primary health center (PHC), on morbidity pattern ~n children.<br />

jb) Data collected from the tertiary care hospital<br />

Data were collected from the following sources:-<br />

(I) The <strong>medical</strong> records department<br />

3 Data on the nature <strong>of</strong> illness for which children between 5-15 years <strong>of</strong> age<br />

attended the hospital were collected at weekly intervals for a period <strong>of</strong> one year<br />

3 Details <strong>of</strong> the regularity and duration <strong>of</strong> follow up ln selected children suffering<br />

from cerebral palsy who attended the hospital over a period <strong>of</strong> one year were also<br />

obtained.

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