|  | Cases (N) | I- LVD (mean ± SD) | P-valuea | P-LVD (mean ± SD) | P-valuea |
---|---|---|---|---|---|---|
VEGF-C | Negative | 11 | 5.17 ± 2.23 | 0.96 | 5.77 ± 2.47 | <0.001 |
 | + | 17 | 5.72 ± 2.02 |  | 7.74 ± 2.75 |  |
 | ++ | 26 | 5.41 ± 1.94 |  | 9.03 ± 2.88 |  |
 | +++ | 12 | 5.46 ± 2.19 |  | 10.82 ± 3.12 |  |
 | ++++ | 7 | 5.59 ± 2.44 |  | 11.53 ± 3.26 |  |
VEGF-D | Negative | 18 | 5.19 ± 2.25 | 0.88 | 6.78 ± 2.86 | 0.005 |
 | + | 20 | 5.35 ± 1.81 |  | 8.28 ± 2.61 |  |
 | ++ | 21 | 5.53 ± 1.86 |  | 9.96 ± 3.42 |  |
 | +++ | 9 | 5.81 ± 2.53 |  | 10.13 ± 3.36 |  |
 | ++++ | 5 | 6.16 ± 2.47 |  | 11.66 ± 3.06 |  |