Table 2. The relationship between lncRNA FENDRR expression and their clinicopathologic parameters in 73 pairs of non-small cell lung cancer (NSCLC) patients.
| Clinicopathologic parameters | Number of cases | Median expression of FENDRR | |
|---|---|---|---|
| Mean ± SD | P value | ||
| Age | |||
| <60 years | 27 | 0.002609±0.0005843 | 0.1671 |
| ≥60 years | 46 | 0.004480±0.0009654 | |
| Gender | |||
| Male | 45 | 0.003879±0.0007820 | 0.8614 |
| Female | 28 | 0.003643±0.001160 | |
| Tumor size | |||
| ≤3 cm | 38 | 0.003528±0.0008352 | 0.6804 |
| >3 cm | 35 | 0.004070±0.001022 | |
| Degree of differentiation | |||
| Well and moderately | 48 | 0.002724±0.0006413 | 0.0225* |
| Poorly | 25 | 0.005831±0.001380 | |
| Local invasion | |||
| T1+T2 | 55 | 0.004486±0.0008257 | 0.0605 |
| T3+T4 | 18 | 0.001656±0.0005571 | |
| TNM stage | |||
| Stage I + II | 36 | 0.005882±0.001173 | 0.0011** |
| Stage III+IV | 37 | 0.001752±0.0003726 | |
| Metastasis | |||
| No | 36 | 0.005558±0.001128 | 0.0065** |
| Yes | 37 | 0.002066±0.0005507 | |
P value represents the probability from a student’s t-test for FENDRR expression between variable subgroups. *, P<0.05; **, P<0.01, which was considered to have a significant difference.