Table 1.
The basic information about thymic tumors.
| Variable | No Surgery (N=588) | Surgery (N=391) | Total (N=979) |
|---|---|---|---|
| Age (years) | |||
| Mean (SD) | 58.0 (13.9) | 53.4 (14.3) | 56.2 (14.2) |
| Median [Min, Max] | 59.0 [20.0, 96.0] | 55.0 [18.0, 84.0] | 58.0 [18.0, 96.0] |
| Sex | |||
| Female | 234 (39.8%) | 144 (36.8%) | 378 (38.6%) |
| Male | 354 (60.2%) | 247 (63.2%) | 601 (61.4%) |
| Race | |||
| White | 380 (64.6%) | 273 (69.8%) | 653 (66.7%) |
| Other | 208 (35.4%) | 118 (30.2%) | 326 (33.3%) |
| Pathological Type | |||
| Thymoma(A) | 7(1.2%) | 5(1.3%) | 12 (1.2%) |
| Thymoma(AB) | 7(1.2%) | 14(3.6%) | 21(2.1%) |
| Thymoma(B1) | 16(2.7%) | 20(5.1%) | 36(3.7%) |
| Thymoma(B2) | 25(4.2%) | 32(8.2%) | 57(5.8%) |
| Thymoma(B3) | 21(3.6%) | 55(14.1%) | 76(7.8%) |
| Thymoma(NOS) | 118(20.1%) | 47(12.0%) | 165(16.9%) |
| Thymic carcinoma | 394 (67.0%) | 218 (55.7%) | 612 (62.5%) |
| Tumor history | |||
| Yes | 114 (19.4%) | 76 (19.4%) | 190 (19.4%) |
| No | 474 (80.6%) | 315 (80.6%) | 789 (80.6%) |
| Metastasis level* | |||
| Regional | 114 (19.4%) | 159 (40.7%) | 273 (27.9%) |
| Distant | 474 (80.6%) | 232 (59.3%) | 706 (72.1%) |
| Tumor size(mm) | |||
| Mean (SD) | 85.4 (71.1) | 87.6 (62.2) | 86.5 (66.9) |
| Median [Min, Max] | 78.5 [0, 980] | 78.0 [11.0, 960] | 78.0 [0, 980] |
| Unknown | 226 (38.4%) | 49 (12.5%) | 275 (28.1%) |
| Surgery methods | |||
| No | 588 (100%) | 0 (0%) | 588 (60.1%) |
| Debulking | 0 (0%) | 43 (11.0%) | 43 (4.4%) |
| Local/Partial | 0 (0%) | 124 (31.7%) | 124 (12.7%) |
| Radical/Total | 0 (0%) | 224 (57.3%) | 224 (22.9%) |
| Radiotherapy | |||
| Yes | 252 (42.9%) | 259 (66.2%) | 511 (52.2%) |
| No | 336 (57.1%) | 132 (33.8%) | 468 (47.8%) |
| Follow-up time (months) | |||
| Mean (SD) | 34.3 (38.5) | 56.3 (50.4) | 43.1 (44.9) |
| Median [Min, Max] | 20.0 [0, 232] | 41.0 [0, 232] | 27.0 [0, 232] |
*: Regional means mediastinal lymph node metastasis; Distant is other parts of the lymph node and organ metastasis.