PARAMETER

Benign

(II)

Malign

(V-VI)

Total

OR

(IC 95%)

P value

LOGISTIC REGRESSION

PAIRED SUBANALYSIS

(103 cases vs 103 controls)

SCORE

OR

(IC 95%)

P value

LOGISTIC REGRESSION

PATIENTS (NODULES)

326 (62.14%)

103 (24%)

429

-

-

-

-

-

AGE (YEARS)

-

Median

56 ± 14.1

46.1 ± 13.9

-

-

-

-

-

GENDER

M

60 (18.4%)

16 (15.53%)

76

-

-

-

-

-

F

266 (81.6%)

87 (84.47%)

353

-

-

US FEATURES

HYPOECHOIC

116 (35%)

80 (77.67%)

196

6.29

(3.75 - 10.55)

<0.001

4.18

(2.18 - 8.00)

4.85

(2.64 - 8.90)

<0.001

1.24

(0.45 - 3.41)

1

SOLID

174 (53.37%)

96 (93.2%)

270

11.98

(5.39 - 26.58)

<0.001

6.13

(2.46 - 15.28)

15.11

(6.4 - 35.7)

<0.001

15.08

(4.3 - 52.90)

2

IRREGULAR MARGINS

37 (11.35%)

46 (44.66%)

83

6.30

(3.75 - 10.57)

<0.001

3.65

(1.92 - 6.93)

15.81

(5.94 - 42.1)

<0.001

11.04

(4.41 - 35.69)

2

MICROCALCIFI-CATIONS

68 (20.86%)

68 (66.02%)

136

7.37

(4.52 - 12.00)

<0.001

6.46

(3.59 - 11.63)

9.82

(5.07 - 19.03)

<0.001

6.98

(3.0 - 16.22)

2

ABSENCE OF A HALO

118 (36.2%)

18 (17.48%)

136

0.37

(0.21 - 0.65)

<0.001

2.23

(1.12 - 4.44)

0.34

(0.18 - 0.66)

<0.001

2.45

(0.99 - 6.07)

1

DIAMETER

≥ 10 mm

226 (69.33%)

85 (82.52%)

311

2.08

(1.19 - 3.65)

<0.001

3.17

(1.57 - 6.41)

2.03

(1.05 - 3.93)

<0.001

3.24

(1.25 - 8.45)

1

CENTRAL FLOW

213 (65.34%)

76 (73.79%)

289

1.49

(0.81 - 2.44)

<0.001

1.26

(0.65 - 2.45)

1.64

(0.9 - 2.98)

0.13

-

1