Table 4 Clinical and pathological data summaries in training, and independent test group
Parameter | Training data (n = 108 ) | Independent test data (n = 46) | Â | ||
|---|---|---|---|---|---|
Stage IA | Stage IB | Stage IA | Stage IB | p value | |
Subpopulation | 53 | 55 | 22 | 24 | Â |
Age (year) | 51.4 ± 8.9 | 58.9 ± 9.3 | 48.9 ± 10.2 | 58.5 ± 9.8 | 0.998 |
Pathological type | Â | Â | Â | Â | 0.918 |
 Grade 1 | 32 | 26 | 17 | 9 |  |
 Grade 2 | 19 | 23 | 5 | 12 |  |
 Grade 3 | 2 | 6 | 0 | 3 |  |
Maximum diameter (cm) | Â | Â | Â | Â | 0.913 |
 <3 | 38 | 21 | 17 | 9 |  |
 \(\ge\)3 | 15 | 34 | 5 | 15 |  |
Myometrial invasion | Â | Â | Â | Â | 0.951 |
 <50% | 51 | 7 | 22 | 3 |  |
 \(\ge\)50% | 2 | 48 | 0 | 21 |  |
Mixed carcinoma\(^{*}\) | Â | Â | Â | Â | 0.896 |
 No | 32 | 27 | 11 | 19 |  |
 Yes | 21 | 28 | 11 | 5 |  |