Table 2: Patients stages, marker level and treatment outcome relationship.

Stage No. (%) Initial MP Initial MN P value SD/PD P value Rec. P value CR P value
Early
1
2
6 1

2
5

1
0.001 0

0
0.012 1

2
0.04 5

1
0.01
3
Advanced
3
4
8 7

16
1

0
2

5
2

11
4

0
16

MP: marker positive, MN: marker negative, SD: stable disease, PD: progressive disease, Rec: recurrence, CR: complete responses, FU: follow up.