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Table 3 Showing the univariate and multivariate logistic regression analyses of FNAC outcome where FNAC Thy1 was the reference

From: Predictors of a follicular nodule (Thy3) outcome of thyroid fine needle aspiration cytology among Saudi patients

Variables

Thy2 (N = 107)

Thy3 (N = 38)

Thy4 (N = 13)

 

OR

CI

P

 

OR

CI

P

 

OR

CI

P

Univariate

 Age in years mean (SD)

39.8 (1.4)

1.6

0.2–10.6

0.652

34.7 (1.3)

0.05

0.003–0.6

0.021

41.7 (1.4)

2.3

0.04–150.3

0.691

 No TN

  SN No (%)

27 (25.2)

0.8

0.4–1.4

0.375

20 (52.6)

2.5

1.2–5.3

0.016

7 (53.8)

2.6

0.8–8.5

0.101

  MNG N (%)

80 (74.8)

18 (47.4)

6 (46.2)

 ER

  Yes N (%)

86 (80.4)

0.9

0.5–1.9

0.895

23 (60.5)

0.4

0.2–0.8

0.012

12 (78.4)

2.8

0.5–22.7

0.335

  NO N (%)

21 (19.6)

15 (39.5)

1 (21.6)

 CLN

  Normal N (%)

85 (79.4)

2.7

1.4–5

0.001

24 (63.2)

1.2

0.6–2.6

0.618

9 (69.2)

1.6

0.5–5.5

0.461

  Enlarged N (%)

22 (20.6)

14 (36.8)

4 (30.8)

 Gender

  Male N (%)

15 (14)

0.9

0.4–1.9

0.787

0 (0)

NA

2 (15.4)

1

0.2–4.9

0.995

  Female N (%)

92 (86)

38 (100)

11 (84.6)

 Thyroid gland size

  Normal N (%)

9 (8.4)

0.8

0.3–1.9

0.549

3 (7.9)

0.7

0.2–2.7

0.608

1 (7.7)

0.78

0.1–5.9

0.730

  Enlarged N (%)

98 (91.6)

35 (92.1)

12 (92.3)

 Nodule character

  Solid N (%)

19 (17.8)

1.2

0.3–0.97

0.040

20 (52.6)

2.2

1–4.8

0.039

7 (53)

2.7

0.8–9

0.114

  Cystic

16 (15)

1 (26.3)

1 (7.7)

1.2

0.5–2.7

0.658

0.3

0.04–2.6

0.288

1.1

0.1–10

0.944

  Mixed

72 (67.3)

17 (44.7)

5 (38.5)

 Nodule size

  > 1 cm

2 (1.9)

0.4

0.1–2.1

0.285

0 (0)

NA

1 (7.7)

1.8

0.2–16.4

0.617

  < 1 cm

105 (98.1)

38 (100)

12 (92.3)

 Thyroid hormones

  TSH mean (sd)

1.2 (3.3)

1

0.9–1.2

0.414

7.9 (2.9)

0.9

0.7–1.2

0.583

1.5 (2.9)

1

0.9–1.2

0.688

  T3 mean (sd)

4.6 (1.3)

1.2

0.8–1.8

0.347

4.5 (1.2)

1.1

0.7–1.7

0.626

3.9 (1.4)

0.4

0.2–0.99

0.046

  T4 mean (sd)

13.2 (1.2)

1.1

0.97–1.2

0.159

12.9 (1.2)

1

0.9–1.2

0.593

12.6 (1.1)

1

0.8–1.3

0.954

  BMI mean (sd)

31.6 (1.2)

1.5

0.1–40.6

0.809

31.6 (1.2)

1.7

0.02–163.5

0.826

31.6 (1.2)

0.05

4.248E−50.1

0.401

Multivariate

 Age in years mean (SD)

39.8 (1.4)

1.6

0.2–13.2

0.674

34.7 (1.3)

0.04

0.002–0.96

0.047

    

 No TN

  SN No (%)

27 (25.2)

0.7

0.3–1.3

0.239

20 (52.6)

2.4

1.0–5.6

0.039

    

  MNG N (%)

80 (74.8)

18 (47.4)

 ER

  Yes N (%)

86 (80.4)

1.0

0.5–2.1

0.999

23 (60.5)

0.4

0.16–0.94

0.036

    

  NO N (%)

21 (19.6)

15 (39.5)

 CLN

  Normal N (%)

85 (79.4)

3.2

1.6–6.1

< 0.001

24 (63.2)

0.39

1–5.6

0.039

    

  Enlarged N (%)

22 (20.6)

14 (36.8)