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Table 1 Definitions used by the fieldworkers and mothers in assessing illness among study children

From: Comparison of fieldworker interview and a pictorial diary method for recording morbidity of infants in semi-urban slums

Symptom/illness Definition Duration Time interval for a new episode
Diarrhoea Three or more watery stools per day or a change in number or consistency reported by the mother and which she considers indicative of diarrhoea ≥1 day 48 hrs after cessation of the previous episode
Fever Increased temperature of the body as perceived by primary caregiver ≥2 days 72 hrs after cessation of the previous episode
Cough/cold Cough/runny nose with or without fever ≥5 days 72 hrs after cessation of the previous episode