Table 2. The association between circ-RANBP9 expression levels and clinicopathological characteristics of 47 patients with laryngeal cancer (LC).
| Characteristics | No. of cases | Mean ± SD* | P value |
|---|---|---|---|
| Age (years) | 0.615 | ||
| ≥60 | 29 | 1.23±0.98 | |
| <60 | 18 | 1.07±1.12 | |
| Gender | 0.502 | ||
| Male | 42 | 1.20±1.03 | |
| Female | 5 | 0.87±1.07 | |
| Size (cm) | 0.424 | ||
| ≥3 | 21 | 1.03±1.12 | |
| <3 | 26 | 1.28±0.96 | |
| Location | 0.197 | ||
| Supraglottic | 15 | 1.02±0.99 | |
| Glottic | 28 | 1.12±0.99 | |
| Subglottic | 4 | 2.04±0.48 | |
| Differentiation | 0.031 | ||
| Well | 17 | 1.07±1.12 | |
| Moderate | 24 | 0.99±1.03 | |
| Poor | 6 | 2.18±0.39 | |
| T stage | 0.018 | ||
| T1 | 3 | 0.16±0.67 | |
| T2 | 9 | 0.46±1.05 | |
| T3 | 15 | 1.49±1.02 | |
| T4 | 20 | 1.40±0.87 | |
| Lymphatic metastasis | 0.046 | ||
| N0 | 33 | 1.36±0.98 | |
| N+ | 14 | 1.02±0.27 | |
| Clinical stage | 0.003 | ||
| I | 2 | −0.21±0.22 | |
| II | 6 | 0.62±1.12 | |
| III | 14 | 1.88±0.60 | |
| IV | 25 | 1.17±0.63 | |
Italic P values indicate statistical significance. One-way ANOVA was used to analyze the correlation between the expression level of circ-RANBP9 and clinicopathological parameters of the patients. *, P<0.05.