TABLE 1.

The DAI scores

Weight loss (%)a	Stool consistencyb	Occult bloodc	Score
0	Normal	Negative	0
1∼5			1
5∼10	Loose	Occult blood-positive	2
10∼20			3
>20	Diarrhea	Gross bleeding	4

^a Five grades of weight loss (0, no loss or weight gain; 1, 1–5% loss; 2, 5–10% loss; 3, 10–20% loss; 4, >20% loss).

^b Three grades of stool consistency (0, normal; 2, loose; and 4, diarrhea).

^c Three grades of occult blood (0, negative; 2, occult blood-positive; and 4, gross bleeding).