Table 1

Subjective and objective symptoms scoring for each meal

SymptomsSubjective point score
 Cramping0–10
 Bloating0–10
 Borborygami0–10
 Nausea0–10
 Urge to have a bowel movement0–10
 Sweating, chills0–10
 Global abdominal pain0–10
No of bowel movements1 point each bowel movement
Consistency of each stoolSubjective point score
 Normal2
 Soft4
 Mushy, not formed6
 Loose, no water8
 Watery diarrhoea10
Onset and duration of symptoms
Time periodOnset pointsDuration points
 0–30 min102
 31–6084
 61–9066
 91–12048
 >121210