Table 2. Distribution of microRNA expression levels among different histological subtypes in fresh-frozen tissues.
| Oncocytoma | chRCC | pRCC | ccRCC | P-value, K–W | |
|---|---|---|---|---|---|
| miR-21 |
5.3 (0.02–60.9) |
4.0 (0.8–560.2) |
47.9 (0.6–689.3) |
155.5 (3.5–1325.8) |
<0.001 |
| miR-141 |
7.9 (0.2–45.9) |
83.5 (0.3–552.2) |
76.8 (0.3–2063.3) |
25.75.7 (0.3–301.2) |
<0.001 |
| miR-155 |
374.9 (1.1–233.7) |
339.6 (14.5–5340.1) |
1054 (17.1–4595.9) |
3148.8 (23.74–13299) |
<0.001 |
| miR-183 |
5034.7 (87.1–23207.1) |
1690.3 (18.8–8013.8) |
1350.1 (7.7–13865) |
512.5 (15.9–2360.7) |
<0.001 |
| miR-200b | 40.3 (1.1–161) | 367.9 (3.3–1244) | 611.6 (4.8–7445.1) | 249.1 (38.1–930.2) | <0.001 |
Abbreviations: ccRCC=clear-cell renal cell carcinoma; chRCC=chromophobe RCC; K–W=Kruskal–Wallis test; pRCC=papillary RCC.