0 = FEMALE
1 = MALE

0 = none
1 = yes

1 = Buddhism

0 = N
1 = Y

1 = GASTRIC CANCER

0 = LOW-MIDDLE DIFFERENTATION
1 = HIGH DIFFERENTATION

1 = ADENOCARCINOMA

1 = SUBTOTAL
2 = TOTAL

1 = ELEMENTARY OR BELOW
2 = MIDDLE
3 = HIGH
4 = COLLEGE OR ABOVE

1 = UNDER WEIGHT
2 = NOMAR
3 = OVER
4 = OBESITY

1 = LESS THAN 65
2 = 65 OR MORE

1 = SINGLE, DEVOICED OR WIDOWED
2 = MARRIED

1 = N
2 = Y