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Table 2 Pathological characteristics of the patients

From: MRI-based radiomics of rectal cancer: preoperative assessment of the pathological features

pathological characteristicsTotalTraining data (70%)Test data (30%)
n percentile (%)n percentile (%)n percentile (%)
Gender
 Male94 (61.8)63 (59.4)31 (67.4)
 Female58 (38.2)43 (40.6)15 (32.6)
Age (years)
 Mean58.9 ± 8.352.3 ± 10.58.9 ± 8.0
 Range24–7824–7725–78
Histological type
 Adenocarcinoma131 (86.2)91 (85.8)40 (87.0)
 Mucinous adenocarcinoma15 (9.9)11 (10.4)4 (8.7)
 Signet ring cell carcinoma6 (3.9)4 (3.8)2 (4.3)
Pathologic differentiation
 High20 (13.2)14 (13.2)6 (13.0)
 Moderate112 (73.7)78 (73.6)34 (73.9)
 Poor20 (13.2)14 (13.2)6 (13.0)
T stage
 T122 (14.5)15 (14.2)7 (15.2)
 T244 (28.9)28 (26.4)16 (34.8)
 T374 (48.7)53 (50.0)21 (45.7)
 T412 (7.9)10 (9.4)2 (4.3)
N stage
 N094 (61.9)67 (63.2)27 (58.7)
 T137 (24.3)27 (25.5)10 (21.7)
 T221 (13.8)12 (11.3)9 (19.6)