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Table 1 Characteristics of CC patients aged < 40 in the SEER database, 2004–2013 (N = 2360)

From: Reconsideration of the optimal minimum lymph node count for young colon cancer patients: a population-based study

Characteristics Number of patients (%)
Gender Male 1180 50.0
Female 1180 50.0
Race White 1758 74.5
Black 317 13.4
*Others 285 12.1
AJCC stage Stage I 293 12.4
Stage II 823 34.9
Stage III 1244 52.7
Grade Grade I 146 6.2
Grade II 1622 68.7
Grade III 517 21.9
Grade IV 75 3.2
Histology type Adenocarcinoma 2021 85.7
Mucous/signet-ring cell 312 13.2
Other types 27 1.1
Tumor location Left-sided colon 1215 51.5
Right-sided colon 1145 48.5
T stage T1/T2 422 17.9
T3/T4 1938 82.1
N stage N0 1129 47.8
N1/N2 1231 52.2
Tumor size (cm) 0–5 1059 44.9
≥5 1301 55.1
Surgical procedure Partial colectomy 917 38.9
Hemicolectomy 1443 61.1
  1. *Others: American Indian/AK Native, Asian/Pacific Islander