| 因素 | 无渗血 | 有渗血 | t/c²值 | p值 | |||
| 性别 | 男 | 15 (53.6%) | 13 (46.4%) | 3.438 | 0.064 | ||
| 女 | 49 (73.1%) | 18 (26.9%) | |||||
| 年龄(岁) | (57.00 ± 10.06) | (58.64 ± 10.06) | 0.747 | 0.457 | |||
| 基础 肺病 | 无 | 43 (71.7%) | 17 (28.3%) | 1.369 | 0.242 | ||
| 有 | 21 (60.0%) | 14 (40.0%) | |||||
| 屏气 | 差 | 4 (57.1%) | 3 (42.9%) | 0.359 | 0.549 | ||
| 良 | 60 (68.2%) | 28 (31.8%) | |||||
| 病理 | 良性 | 22 (62.9%) | 13 (37.16%) | 0.513 | 0.474 | ||
| 恶性 | 42 (70.0%) | 18 (30.0%) | |||||
| 体位 | 仰卧 | 24 (57.1%) | 18 (42.9%) | 3.632 | 0.163 | ||
| 俯卧 | 36 (75.0%) | 12 (25.0%) | |||||
| 侧卧 | 4 (80.0%) | 1 (20.0%) | |||||
| 穿刺 次数 | 1次 | 53 (73.6%) | 19 (26.4%) | 5.272 | 0.022 | ||
| ≥2次 | 11 (47.8%) | 12 (52.2%) | |||||
| 穿刺时间(s) | (515.89 ± 153.38) | (628.55 ± 185.81) | 3.129 | 0.002 | |||
| 角度 | 否 | 28 (71.8%) | 11 (28.2%) | 0.590 | 0.443 | ||
| 垂直/水平 | 36 (64.3%) | 20 (35.7%) | |||||
| 直径(mm) | (6.94 ± 3.35) | (8.60 ± 3.07) | 2.322 | 0.022 | |||
| 位置 | 右上叶 | 19 (63.3%) | 11 (36.7%) | 1.846 | 0.764 | ||
| 右中叶 | 1 (50%) | 1 (50%) | |||||
| 右下叶 | 20 (76.9%) | 6 (23.1%) | |||||
| 左上叶 | 17 (63.0%) | 10 (37.0%) | |||||
| 左下叶 | 7 (70.0%) | 3 (30.0%) | |||||
| 毗邻 血管 | 否 | 41 (75.9%) | 13 (24.1%) | 4.168 | 0.041 | ||
| 是 | 23 (56.1%) | 18 (43.9%) | |||||
| 质地 | 实性 | 18 (69.2%) | 8 (30.8%) | 0.781 | 0.677 | ||
| 亚实性 | 8 (57.1%) | 6 (42.9%) | |||||
| 磨玻璃 | 38 (69.1%) | 17 (30.9%) | |||||
| 距离a (mm) | (21.17 ± 9.28) | (20.41 ± 8.32) | −0.386 | 0.700 | |||