3.
肺癌患者临床特征的时间分布特点
Time distribution characteristics of patients with lung cancer
| Year | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | P value |
| No.: number; SEM: standard error of mean. *P < 0.05. | |||||||
| Total | 124 | 810 | 893 | 868 | 526 | 442 | |
| Age (year, Mean±SD) | 59.37±12.00 | 59.80 ±12.12 | 59.71±11.65 | 59.43±11.71 | 59.59±12.16 | 59.89±12.16 | 0.144 |
| Male proportion | 83 (66.9%) | 557 (68.7%) | 600 (67.2%) | 592 (68.2%) | 372 (70.7%) | 301 (68.1%) | 0.823 |
| Histological proportion | 0.002* | ||||||
| SCC | 32 (25.8%) | 215 (26.5%) | 264 (29.6%) | 238 (27.4%) | 135 (25.7%) | 96 (21.7%) | |
| ADC | 76 (61.3%) | 443 (54.7%) | 483 (54.1%) | 507 (58.4%) | 278 (52.9%) | 245 (55.4%) | |
| Early stages (Ⅰ-Ⅱ) | 17 (13.7%) | 125 (15.4%) | 163 (18.3%) | 173 (19.9%) | 98 (18.6%) | 68 (15.4%) | 0.044* |
| Lymphatic metastasis | 81 (65.3%) | 505 (62.3%) | 607 (68.0%) | 571 (65.8%) | 348 (66.2%) | 314 (71.0%) | 0.044* |
| Distant metastasis | 80 (64.5%) | 472 (58.3%) | 521 (58.3%) | 507 (58.4%) | 299 (56.8%) | 282 (63.8%) | 0.203 |
| Smoking status | 75 (60.5%) | 436 (53.8%) | 490 (54.9%) | 473 (54.5%) | 293 (55.7%) | 235 (53.2%) | 0.765 |