Table 1.
Comparison of baseline data between the two groups (x̅ ± sd)
| Indicators | Control group (n=24) | Experimental group (n=24) | χ2/t | P |
|---|---|---|---|---|
| Gender (n) | 0.097 | 0.755 | ||
| Male | 16 | 17 | ||
| Female | 8 | 7 | ||
| Age (year) | 56.8±5.9 | 55.8±6.9 | 0.540 | 0.592 |
| Course of disease (year) | 2.29±1.04 | 2.44±1.19 | 0.465 | 0.644 |
| TNM staging (n) | 0.751 | 0.386 | ||
| Stage III | 13 | 10 | ||
| Stage IV | 11 | 14 | ||
| Tumor location (n) | 0.829 | 0.661 | ||
| Superior segment | 8 | 10 | ||
| Middle piece | 10 | 7 | ||
| Lower part | 6 | 7 | ||
| Stooler grading (n) [16] | 1.778 | 0.182 | ||
| Grade III | 20 | 16 | ||
| Grade IV | 4 | 8 | ||
| Pathological type (n) | 0.772 | 0.680 | ||
| Squamous cell carcinoma | 18 | 20 | ||
| Adenocarcinoma | 4 | 2 | ||
| Adenosquamous carcinoma | 2 | 2 | ||
| Preoperative Hb (g/L) | 88.29±5.50 | 88.54±5.20 | 0.162 | 0.872 |
| Previous treatment history (n) | 1.244 | 0.537 | ||
| None | 4 | 5 | ||
| Chemotherapy | 14 | 16 | ||
| Radiotherapy combined with chemotherapy | 6 | 3 | ||
| Education level (n) | 0.087 | 0.768 | ||
| Junior high school and below | 15 | 14 | ||
| Senior high school and above | 9 | 10 |