Table 4.
Tissue | Plasma and pleural effusion cells | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sum total | Positive | Negative | p | Sum total | Positive | Negative | p | |||||
N | % | N | % | N | % | N | % | |||||
Age | 0.520 | 0.894 | ||||||||||
< 65 | 551 | 296 | 53.72 | 255 | 46.28 | 121 | 31 | 25.62 | 90 | 74.38 | ||
65–75 | 114 | 61 | 53.51 | 53 | 46.49 | 52 | 13 | 25.00 | 39 | 75.00 | ||
> 75 | 11 | 4 | 36.36 | 7 | 63.64 | 15 | 3 | 20.00 | 12 | 80.00 | ||
Gender | 0.000 | 0.014 | ||||||||||
Male | 314 | 134 | 42.68 | 180 | 57.32 | 92 | 16 | 17.39 | 76 | 82.61 | ||
Female | 362 | 227 | 62.71 | 135 | 37.29 | 96 | 31 | 32.29 | 65 | 67.71 | ||
Smoking history | 0.000 | 0.011 | ||||||||||
Yes | 159 | 59 | 37.11 | 100 | 62.89 | 44 | 5 | 11.36 | 39 | 88.64 | ||
No | 517 | 302 | 58.41 | 215 | 41.59 | 144 | 42 | 29.17 | 102 | 70.83 | ||
Family history of malignant tumors | 0.148 | 0.598 | ||||||||||
Yes | 125 | 61 | 48.80 | 64 | 51.20 | 32 | 8 | 25.00 | 24 | 75.00 | ||
No | 551 | 300 | 54.45 | 251 | 45.55 | 156 | 39 | 25.00 | 117 | 75.00 | ||
Histological and pathological type | 0.003 | 0.459 | ||||||||||
AD | 626 | 344 | 54.95 | 282 | 45.05 | 131 | 32 | 24.43 | 99 | 75.57 | ||
Non-AD | 50 | 17 | 34.00 | 33 | 66.00 | 57 | 15 | 26.32 | 42 | 73.68 | ||
Tumor site | 0.532 | 0.647 | ||||||||||
Left | 252 | 137 | 54.37 | 115 | 45.63 | 74 | 21 | 28.38 | 53 | 71.62 | ||
Right | 411 | 219 | 53.28 | 192 | 46.72 | 103 | 23 | 22.33 | 80 | 77.67 | ||
Bilateral | 13 | 5 | 38.46 | 8 | 61.54 | 11 | 3 | 27.27 | 8 | 72.73 | ||
Regional distribution | 0.102 | 0.192 | ||||||||||
Central | 190 | 110 | 57.89 | 80 | 42.11 | 40 | 15 | 37.50 | 25 | 62.50 | ||
East | 197 | 90 | 45.69 | 107 | 54.31 | 57 | 13 | 22.81 | 44 | 77.19 | ||
Northeast | 158 | 81 | 51.27 | 77 | 48.73 | 49 | 10 | 20.41 | 39 | 79.59 | ||
Southeast | 8 | 6 | 75.00 | 2 | 25.00 | 3 | 1 | 33.33 | 2 | 66.67 | ||
South | 11 | 5 | 45.45 | 6 | 54.55 | 3 | 1 | 33.33 | 2 | 66.67 | ||
West | 20 | 11 | 55.00 | 9 | 45.00 | 6 | 0 | 0.00 | 6 | 100.00 | ||
Northwest | 7 | 4 | 57.14 | 3 | 42.86 | 1 | 1 | 100.00 | 0 | 0.00 | ||
Southwest | 12 | 5 | 41.67 | 7 | 58.33 | 4 | 2 | 50.00 | 2 | 50.00 | ||
North | 53 | 36 | 67.92 | 17 | 32.08 | 12 | 1 | 8.33 | 11 | 91.67 | ||
Other | 20 | 13 | 65.00 | 7 | 35.00 | 13 | 3 | 23.08 | 10 | 76.92 | ||
Ethnic group | 0.635 | 0.750 | ||||||||||
Han | 672 | 359 | 53.42 | 313 | 46.58 | 1 | 0 | 0.00 | 1 | 100.00 | ||
Yi | 4 | 2 | 50.00 | 2 | 50.00 | 187 | 47 | 25.13 | 140 | 74.87 | ||
TNM staging | 0.447 | 0.083 | ||||||||||
I-IIIa | 549 | 292 | 53.19 | 257 | 46.81 | 114 | 33 | 28.95 | 81 | 71.05 | ||
IIIb-IV | 127 | 69 | 54.33 | 58 | 45.67 | 74 | 14 | 18.92 | 60 | 81.08 | ||
Brain metastasis | 0.363 | 0.265 | ||||||||||
Yes | 25 | 12 | 48.00 | 13 | 52.00 | 40 | 12 | 30.00 | 28 | 70.00 | ||
No | 651 | 349 | 53.61 | 302 | 46.39 | 148 | 35 | 23.65 | 113 | 76.35 | ||
Coal-producing area | 0.046 | 0.329 | ||||||||||
Yes | 403 | 204 | 50.62 | 199 | 49.38 | 119 | 28 | 23.53 | 91 | 76.47 | ||
No | 273 | 157 | 57.51 | 116 | 42.49 | 69 | 19 | 27.54 | 50 | 72.46 | ||
Fuyuan County origin | 0.006 | 0.396 | ||||||||||
Yes | 197 | 90 | 45.69 | 107 | 54.31 | 57 | 13 | 22.81 | 44 | 77.19 | ||
No | 479 | 271 | 56.58 | 208 | 43.42 | 131 | 34 | 25.95 | 97 | 74.05 | ||
Xuanwei County origin | 0.179 | 0.318 | ||||||||||
Yes | 143 | 71 | 49.65 | 72 | 50.35 | 47 | 10 | 21.28 | 37 | 78.72 | ||
No | 533 | 290 | 54.41 | 243 | 45.59 | 141 | 37 | 26.24 | 104 | 73.76 | ||
Total | 676 | 361 | 53.40 | 315 | 46.60 | 188 | 47 | 25.00 | 141 | 75.00 |