Table 1. Clinical characteristics of 374 LUAD patients from TCGA according to QTRT1 expression levels.
| Characters | QTRT1low, n=187 | QTRT1high, n=187 | P value |
|---|---|---|---|
| Age, n (%) | 0.342 | ||
| ≥60 | 144 (77.01) | 135 (72.19) | |
| <60 | 43 (22.99) | 52 (27.81) | |
| Gender, n (%) | 0.756 | ||
| Female | 100 (53.48) | 96 (51.34) | |
| Male | 87 (46.52) | 91 (48.66) | |
| Stage, n (%) | 0.509 | ||
| I | 97 (51.87) | 106 (56.68) | |
| II | 43 (22.99) | 46 (24.6) | |
| III | 30 (16.04) | 26 (13.9) | |
| IV | 14 (7.49) | 7 (3.74) | |
| Residual tumor, n (%) | 0.029 | ||
| R0 | 172 (91.98) | 164 (87.7) | |
| R1 | 6 (3.21) | 6 (3.21) | |
| R2 | 3 (1.60) | 0 (0.00) | |
| RX | 6 (3.21) | 17 (9.09) | |
| T, n (%) | 0.071 | ||
| T1 | 57 (30.48) | 68 (36.36) | |
| T2 | 107 (57.22) | 95 (50.80) | |
| T3 | 13 (6.95) | 19 (10.16) | |
| T4 | 10 (5.35) | 3 (1.60) | |
| Tx | 0 (0.00) | 2 (1.07) | |
| N, n (%) | 0.687 | ||
| N0 | 123 (65.78) | 123 (65.78) | |
| N1 | 36 (19.25) | 38 (20.32) | |
| N2 | 26 (13.90) | 21 (11.23) | |
| N3 | 0 (0.00) | 2 (1.07) | |
| Nx | 2 (1.07) | 3 (1.60) | |
| M, n (%) | 0.013 | ||
| M0 | 139 (74.33) | 123 (65.78) | |
| M1 | 14 (7.49) | 7 (3.74) | |
| Mx | 34 (18.18) | 57 (30.48) |
LUAD, lung adenocarcinoma; TCGA, The Cancer Genome Atlas; QTRT1, queuine tRNA-ribosyltransferase 1; R0, without residual tumor; R1, microscopic residual tumor; R2, macroscopic residual tumor; Rx, unknown residual tumor; T, tumor size (refer to the TNM stage); N, lymph nodes (N0: negative for lymph node metastasis, N1/N2/N3, positive for lymph node metastasis, Nx, unknown lymph node metastasis); M, distant metastasis (M0, negative for distant metastasis, M1, positive for distant metastasis, Mx, unknown distant metastasis).