Table 3.

Obtained rules for CRC prediction

Extracted rules for colorectal health status and CRC prediction
CASE 1: (Diarrhea = Yes OR Constipation = Yes) And the other parameters = No then STATUS = WHITE;
CASE 2: (Abdominal pain = Yes OR Abdominal Tenderness = Ye OR Weight loss = Yes OR abnormal rectal form = Yes) OR (Abdominal Tenderness = Ye AND Constipation = Yes OR (Abdominal pain = Yes AND Constipation = Yes OR (Abdominal pain = Yes AND Diarrhea = Yes OR (Diarrhea = Yes OR Constipation = Yes) OR (Abdominal pain = Yes AND Abdominal Tenderness = Yes) then STATUS = YELLOW;
CASE 3: (Hgb $<$ 11 AND Gender = Female) OR (Hgb $<$ 12 AND Gender = Male)) OR (Rectal bleeding = Yes)) OR ((Hgb $<$ 11 AND Gender = Female) OR (Hgb $<$ 12 AND Gender = Male)) AND (Rectal bleeding = Yes)) OR ((Hgb $<$ 11 AND Gender = Female) OR Hgb $<$ 12 AND Gender = Male)) AND (Diarrhea = Yes)) OR ((Hgb $<$ 11 AND Gender = Female) OR (Hgb $<$ 12 AND Gender = Male)) AND (Constipation = Yes)) OR ((Hgb $<$ 11 AND Gender = Female) OR (Hgb $<$ 12 AND Gender = Male)) AND (Weight loss = Yes) OR ((Hgb $<$ 11 AND Gender = Female) OR (Hgb $<$ 12 AND Gender = Male)) AND (Abdominal pain = Yes)) OR (Abdominal Tenderness = Yes AND Diarrhea = Yes) OR (Abdominal Tenderness = Yes AND Rectal bleeding = Yes) OR (Abdominal Tenderness = Yes AND Rectal bleeding = Yes) OR (Abnormal Rectal form = Yes AND Constipation = Yes) OR (Abnormal Rectal form = Yes AND Abdominal pain = Yes) OR (Abdominal pain = Yes AND Rectal bleeding = Yes) OR (Abdominal pain = Yes AND Weight loss = Yes) OR (Weight loss = Yes AND Constipation = Yes) OR (Weight loss = Yes AND Diarrhea = Yes) OR (Weight loss = Yes AND Rectal bleeding = Yes) OR (Rectal bleeding = Yes AND Constipation = Yes) OR (Rectal bleeding = Yes AND Diarrhea = Yes) then STATUS = ORANGE;
CASE 4: (Diarrhea = Yes AND Abnormal Rectal form = Yes) OR ((Hgb $<$ 11 AND Gender = Female) OR (Hgb $<$ 12 AND Gender = Male)) AND(Abdominal tenderness = Yes)) OR (Abnormal Rectal form = Yes AND Diarrhea = Yes) OR (Abnormal Rectal form = Yes AND Rectal bleeding = Yes) OR (Abnormal Rectal form = Yes AND Weight loss = Yes) OR (Abnormal Rectal form = Yes AND Abdominal tenderness = Yes) OR (Abdominal tenderness = Yes AND Weight loss = Yes) then STATUS = RED;