Table 1 Demographic and clinical information regarding the 25,063 thyroid cancer patients that met the requirements for the main modelling phase.

From: Machine Learning and Feature Selection Applied to SEER Data to Reliably Assess Thyroid Cancer Prognosis

Patients

Alive

COD-TC

Number of participants (% of total)

24,025 (95.9%)

1,038 (4.1%)

Gender (male/female; % of each)

4,896/19,129 (20.4%/79.6%)

426/612 (41.0%/59.0%)

Race (white/black/American Indian, Alaska Native, Asian, Pacific Islander/unknown; % of each)

19,774/1,295/2,777/179 (82.3%/5.4%/11.6%/0.7%)

829/70/137/2 (79.9%/6.7%/13.2%/0.2%)

Grade (I (well differentiated)/II (moderately differentiated)/III (poorly differentiated))

3,671/1,143/175 (grades for remaining cases were unrecorded)

75/69/189 (grades for remaining cases were unrecorded)

Age ± standard deviation

40.5 ± 12.8

65.9 ± 13.4

Age groups (top); proportion of each group (Alive/COD-TC) in % (bottom)

20–29

30–39

40–49

50–59

60–69

70–79

≥80

16/0.8

28/1.8

27/7.3

17/17

7.2/22

2.9/29

0.3/22