Table 3 The reasons for discontinued primary chemotherapy
     Reason | No. of patients | % patients |
|---|---|---|
Presence of any types of primary disease progression (n = 26) | ||
  Enlargement of tumor | 14 | 47 |
  Elevation of tumor marker | 7 | 23 |
  Carcinomatous pain | 5 | 17 |
  Obstructive jaundice | 5 | 17 |
  Duodenal hemorrhage | 2 | 7 |
Absence of disease progression (n = 4) | ||
  Interstitial pneumonia | 4 | 13 |