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Table 1 Nm23 expression in spectrum of benign and malignant breast lesions

From: Expression of nm23 in the spectrum of pre-invasive, invasive and metastatic breast lesions

S.No Group No. of cases Mean score (Range) SD COV SE of mean
1 Non-proliferative lesions 13 7.150(4–9) 2.192 30.649 0.608
2 Fibroadenoma 7 7.860(4–9) 2.034 25.905 0.769
3. Proliferative lesions 13 5.461(2–9) 1.664 30.469 0.461
4 Carcinoma in situ 20 4.104(2–6) 1.651 40.271 0.369
5. Invasive carcinoma 23 2.871(0–6) 1.516 52.859 0.316
6. Lymph node metastasis 17 1.241(0–6) 1.855 150.170 0.449
  1. SD-Standard deviation, COV-coefficient of variation, SE-Standard error