Table 3.
Subgroup analysis for disease-free survival in colorectal cancer.
| Number of Subset | Fixed Effect (95% CI) |
Heterogeneity Test (p-Value) |
Random Effect (95% CI) |
Egger’s Test (p-Value) |
|
|---|---|---|---|---|---|
| Overall | 11 | 2.209 (1.883, 2.591) | 0.129 | 2.345 (1.879, 2.926) | 0.020 |
| Tumor stage | |||||
| Stage III | 6 | 2.246 (1.795, 2.809) | 0.091 | 2.451 (1.719, 3.494) | 0.165 |
| High mLNR criteria | |||||
| mLNR < 0.2 | 4 | 1.976 (1.425, 2.740) | 0.056 | 2.878 (1.401, 5.912) | 0.061 |
| mLNR ≤ 0.2 | 7 | 2.131 (1.667, 2.723) | 0.081 | 2.497 (1.706, 3.657) | 0.015 |
| mLNR ≥ 0.2 | 7 | 2.287 (1.905, 2.747) | 0.324 | 2.322 (1.885, 2.861) | 0.160 |
| Colon | 4 | 2.496 (1.917, 3.249) | 0.495 | 2.496 (1.917, 3.249) | 0.490 |
| Rectum | 2 | 2.158 (1.645, 2.831) | 0.060 | 2.730 (1.226, 6.076) | NA |
CI, confidence interval; mLNR, metastatic lymph node ratio; NA, not applicable. Colon cancer represent mLNR > 0.2, and rectal cancer present mLNR = 0.2, respectively.