Table 1 Clinicopathological characteristics baseline in relation to AQP9 expression level in FUSCC cohort
From: Prognostic implications of Aquaporin 9 expression in clear cell renal cell carcinoma
Characteristics | FUSCC cohort (N = 380) | AQP9 expression | χ2 | p | |
|---|---|---|---|---|---|
High (N = 190) | Low (N = 190) | ||||
N (%) | Â | Â | Â | Â | Â |
Age | Â | Â | Â | 0.296 | 0.587 |
 < 60 years | 253 (66.6) | 124 (65.3) | 129 (67.9) |  |  |
 ≥ 60 years | 127 (33.4) | 66 (34.7) | 61 (32.1) |  |  |
Gender | Â | Â | Â | 0.435 | 0.510 |
 Male | 258 (67.9) | 132 (69.5) | 126 (66.3) |  |  |
 Female | 122 (32.1) | 58 (30.5) | 64 (33.7) |  |  |
BMI | Â | Â | Â | 0.541 | 0.462 |
 < 25 kg/m2 | 231 (60.8) | 112 (58.9) | 119 (62.6) |  |  |
 ≥ 25 kg/m2 | 149 (39.2) | 78 (41.1) | 71 (37.4) |  |  |
pT stage |  |  |  | 34.336 | < 0.001 |
 T1–T2 | 307 (80.8) | 131 (68.9) | 176 (92.6) |  |  |
 T3–T4 | 73 (19.2) | 59 (31.1) | 14 (7.4) |  |  |
pN stage |  |  |  | 14.246 | < 0.001 |
 N0 | 334 (87.9) | 155 (81.6) | 179 (94.2) |  |  |
 N1 | 46 (12.1) | 35 (18.4) | 11 (5.8) |  |  |
pM stage |  |  |  | 40.347 | < 0.001 |
 M0 | 310 (81.6) | 131 (68.9) | 179 (94.2) |  |  |
 M1 | 70 (18.4) | 59 (31.1) | 11 (5.8) |  |  |
AJCC stagea |  |  |  | 34.072 | < 0.001 |
 I–II | 292 (76.8) | 122 (64.2) | 170 (89.5) |  |  |
 III–IV | 88 (23.2) | 68 (35.8) | 20 (10.5) |  |  |
ISUP grade | Â | Â | Â | 4.218 | 0.040 |
 G1–G2 | 182 (47.9) | 81 (42.6) | 101 (53.2) |  |  |
 G3–G4 | 198 (52.1) | 109 (57.4) | 89 (46.8) |  |  |