12 April 2022>: Clinical Research
Development and Validation of a Nomogram for Predicting Postoperative Distant Metastasis in Patients with Cervical Cancer
Weihong Zeng ABCDE , Lishan Huang BCD , Haihong Lin BCD , Ru Pan BCD , Haochang Liu BCD , Jizhong Wen BCD , Ye Liang BCD , Haikun Yang AE*DOI: 10.12659/MSM.933379
Med Sci Monit 2022; 28:e933379
Table 1 Baseline characteristics of study populations [n (%)/M (Q1, Q3)].
Variables | Training set (n=4495) | Internal validation set (n=1926) |
---|---|---|
Age at diagnosis (years), Mean±SD | 47.15±12.42 | 46.63±12.29 |
Histologic type, n (%) | ||
Squamous cell carcinoma | 2543 (56.57) | 1050 (54.52) |
Adenocarcinoma | 783 (17.42) | 368 (19.11) |
Adenosquamous carcinoma | 226 (5.03) | 93 (4.83) |
Others | 943 (20.98) | 415 (21.55) |
Grade, n (%) | ||
I | 2033 (45.23) | 827 (42.94) |
II | 1486 (33.06) | 646 (33.54) |
III | 115 (2.56) | 48 (2.49) |
IV | 861 (19.15) | 405 (21.03) |
Treatment, n (%) | ||
Surgery | 2454 (54.59) | 1012 (52.54) |
Surgery + chemotherapy | 164 (3.65) | 66 (3.43) |
Surgery + radiotherapy | 482 (10.72) | 211 (10.96) |
Surgery + radiotherapy + chemotherapy | 1395 (31.03) | 637 (33.07) |
CS met at DX, n (%) | ||
No | 4305 (95.77) | 1853 (96.21) |
Yes | 190 (4.23) | 73 (3.79) |
SD – standard deviation; CS met at DX – cancers metastasis at distant site. |