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Table 7 Chi-square statistics of calculated sums of positive criteria – BN vs. cancer

From: Ultrasound criteria for risk stratification of thyroid nodules in the previously iodine deficient area of Austria - a single centre, retrospective analysis

BN vs. cancer

BN

Cancer

Χ2

p-value

≥1 criterion

120/142 (85%)

49/53 (93%)

2.10869

0.14646

≥2 criteria

78/142 (55%)

45/53 (85%)

14.89056

0.00011

≥3 criteria

36/142 (25%)

31/53 (59%)

18.79224

0.00001

≥4 criteria

10/142 (7%)

19/53 (36%)

25.29781

0.0000005

5 criteria

2/142 (1%)

4/53 (8%)

4.87687

0.02722

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Thyroid Research

ISSN: 1756-6614