Table 1.
Number of patients included in subgroup analysis.
| Pathology | Number of patients | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| total | No (%) | brain (%) | bone (%) | liver (%) | brain+bone (%) | brain+liver (%) | bone+liver (%) | brain+bone+liver (%) | excluded (%) | |
| Squamous cell caicinoma | 15489 | 12094 78. 08% | 532 3.43% | 1096 7.08% | 400 2.58% | 167 1.08% | 71 0.46% | 359 2.32% | 97 0.63% | 673 4.35% |
| Adenocarcinoma | 31100 | 18218 58. 58% | 2827 9.09% | 3995 12.85% | 778 2.50% | 1486 4.78% | 282 0.91% | 1133 3.64% | 677 2.18% | 1704 5.48% |
| Non-small cell carcinoma-NOS | 5170 | 2828 54.70% | 539 10.43% | 665 12.86% | 210 4.06% | 189 3.66% | 67 1.30% | 227 4.39% | 88 1.70% | 357 6.91% |
| Small cell carcinoma | 10037 | 4397 43.81% | 888 8.85% | 821 8.18% | 1449 14.44% | 221 2.20% | 245 2.44% | 1008 10.04% | 282 2.81% | 726 7.23% |
| Large cell carcinoma | 1041 | 603 57.93% | 106 10.18% | 81 7.78% | 65 6.24% | 31 2.98% | 19 1.83% | 58 5.57% | 21 2.02% | 57 5.48% |
| Other | 19003 | 11915 62.70% | 923 4.86% | 1179 6.20% | 790 4.16% | 266 1.40% | 138 0.73% | 506 2.66% | 161 0.85% | 3125 16.44% |