Table 1 Patient’s clinical factors.

From: Using machine learning algorithm to analyse the hypothyroidism complications caused by radiotherapy in patients with head and neck cancer

Factors

Value-x (%)

HNC (n = 137)

Age (years)

 Mean

56

 Range

37–81

Gender (n)

 Male

129 (94.2%)

 Female

8 (5.8%)

Fraction (time)

 Mean

32

 Range

30–35

Tumor site

 Larynx

1 (0.7%)

 Hypopharynx

20 (14.6%)

 Oropharynx

37 (27.0%)

 Oral cavity

79 (57.7%)

T category

 T1

17 (12.4%)

 T2

36 (26.3%)

 T3

27 (19.7%)

 T4a

50 (36.5%)

N category

 N0

49 (35.8%)

 N1

16 (11.7%)

 N2

70 (51.1%)

 N3

2 (1.4%)

AJCC stage

 I

1 (0.7%)

 II

9 (6.6%)

 III

18 (13.1%)

 IV

109 (79.6%)

Hypothyroidism

 Yes

105 (76.6%)

 No

32 (23.4%)

  1. AJCC American Joint Committee on Cancer, HNC head and neck cancers.
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