Table 1 Gastric cancer patient characteristics (n = 40)
Group | Patients (n) | Percentage (%) | Count of CTCs+ patients (n) | Count of CTCs (mean ± SD) | CTCs positive rate (%) |
|---|---|---|---|---|---|
Sex | |||||
Male | 25 | 62.5 | 19 | 7.38 ± 7.58 | 76.0 |
Female | 15 | 37.5 | 11 | 7.21 ± 7.17 | 73.3 |
Age (years) | |||||
≥ 60 | 22 | 55.0 | 17 | 6.65 ± 6.66 | 77.27 |
< 60 | 18 | 45.0 | 13 | 8.18 ± 8.20 | 72.22 |
Tumor location | |||||
Cardia | 12 | 30.0 | 9 | 7.50 ± 7.65 | 75.0 |
Body | 14 | 35.0 | 10 | 5.71 ± 5.44 | 71.4 |
Pylorus | 14 | 35.0 | 11 | 8.71 ± 8.69 | 78.6 |
Histologic subtype | |||||
Adenocarcinoma | 17 | 42.5 | 13 | 5.71 ± 5.16 | 76.5 |
Mucinous adenocarcinoma | 11 | 27.5 | 8 | 7.73 ± 6.72 | 72.7 |
Signet-ring cell carcinoma | 12 | 30.0 | 9 | 9.17 ± 10.04 | 75.0 |
Differentiation | |||||
Well | 12 | 25.0 | 7 | 3.17 ± 3.61 | 58.3 |
Moderate | 12 | 22.5 | 9 | 6.42 ± 5.55 | 75.0 |
Poor | 16 | 52.5 | 14 | 11.06 ± 8.76 | 87.5 |
Lymphovascular invasion | |||||
Without | 18 | 45.0 | 10 | 2.17 ± 2.38 | 55.6 |
With | 22 | 55.0 | 20 | 11.50 ± 7.29 | 90.9 |
Perineural invasion | |||||
Without | 19 | 47.5 | 11 | 2.84 ± 3.44 | 57.9 |
With | 21 | 52.5 | 19 | 11.33 ± 7.56 | 90.5 |
TNM stagea | |||||
Stage I | 5 | 12.5 | 2 | 0.80 ± 1.30 | 40.0 |
Stage II | 12 | 30.0 | 7 | 2.67 ± 2.64 | 58.3 |
Stage III | 16 | 40.0 | 14 | 7.88 ± 4.33 | 87.5 |
Stage IV | 7 | 17.5 | 7 | 18.57 ± 7.59 | 100.0 |
Ki-67 | |||||
≥ 50% | 25 | 62.5 | 22 | 10.60 ± 7.34 | 88.0 |
< 50% | 15 | 37.5 | 8 | 1.80 ± 2.01 | 53.3 |
Total | 40 | 100.0 | 30 | 7.30 ± 7.29 | 75.0 |