Table 1. Demographic and pathological data of patients recruited for treatment and control groups* .
| Treatment | Control | P | |
| Age | 61.56±12.82 | 64.48±12.77 | 0.41 |
| Sex (male/female) | 16/11 | 16/11 | 1.00 |
| Diagnosis (gastric/colorectal) | 14/13 | 14/13 | 1.00 |
| Differentiation (well/moderate/poor) | 13/14 | 14/13 | 0.76 |
| Tumor (T1-2/T3-4) | 6/21 | 4/23 | 0.73 |
| Lymph nodes (N negative/N positive) | 7/20 | 15/12 | 0.03 |
| TNM stage (I II/III IV) | 5/22 | 16/11 | <0.01 |
| Radiotherapy | 0 | 0 | 1.00 |
| Chemotherapy | 13 | 22 | 0.04 |
| Radiotherapy and Chemotherapy | 1 | 5 | 0.02 |
| Metastasis/recurrence(gastric/colorectal) | 2/5 | 7/12 | <0.05 |
*All patients were recruited as control and treatment groups following the protocol approved by Ethics Committee at Qingdao Central Hospital Informed Consent).