Groups N % of total patients (90) +VE FOBT 9 10 IDA 11 12.2 Both FOBT and IDA 3 3.3

Table 3: represents number of occult bleeding CHD patients in 3 groups, the first group was CHD patients with positive FOBT alone (9/90), the second group was CHD patients with IDA alone (11/90) and the third group was CHD patients with both positive FOBT and IDA (3/90) patients.