Table 1.
Demographic characteristics of patients with colorectal cancer
| Characteristic | Number of cases (n = 175) | miR-133a expressionmedian (IQR) | P value |
| Sex | 0.727 | ||
| Male | 96 | 127.40 (34.93-535.51) | |
| Female | 73 | 135.30 (31.90-435.10) | |
| Age (yr) | 0.800 | ||
| ≤ Median | 85 | 173.72 (39.43-603.81) | |
| > Median | 84 | 109.90 (27.18-311.64) | |
| Tumor location | 0.484 | ||
| Colon | 79 | 135.30 (27.31-468.70) | |
| Rectum | 90 | 132.35 (43.73-525.97) | |
| Differentiation | 0.004 | ||
| Well | 18 | 560.88 (98.18-1027.33) | |
| Moderate | 130 | 134.45 (35.88-434.56) | |
| Poor | 21 | 35.33 (26.05-145.77) | |
| Size | 0.527 | ||
| ≤ 5 cm | 101 | 129.59 (31.90-468.70) | |
| > 5 cm | 68 | 135.35 (35.87-524.93) | |
| Local invasion | < 0.001 | ||
| T1-T2 | 42 | 562.75 (299.65-999.73) | |
| T3-T4 | 127 | 88.17 (25.50-267.13) | |
| Lymph node metastasis | < 0.001 | ||
| No | 98 | 300.87 (72.88-740.23) | |
| Yes | 71 | 67.92 (21.22-200.36) | |
| TNM stage | < 0.001 | ||
| Stage I | 34 | 708.05 (362.41-1054.28) | |
| Stage II | 64 | 132.50 (34.53-421.89) | |
| Stage III | 71 | 67.92 (21.22-200.36) |
TNM: Tumor node metastasis; IQR: Interquartile range.