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Table 1 The AIs and PIs per histological breast lesion

From: In vivo cell kinetics in breast carcinogenesis

Tissue type

n

AI (%)

PI (%)

Normal epithelium

32

0.00 (0.00-0.40)

0.10 (0.0-3.0)

Hyperplasia

43

0.02 (0.00-0.50)

1.22 (0.0-5.5)

Atypical hyperplasia

17

0.16 (0.08-0.84)

2.02 (1.8-9.3)

Carcinoma in situ

25

0.52 (0.13-2.06)

6.65 (1.3-24.0)

Carcinoma invasive

50

1.17 (0.16-3.69)

17.00 (1.0-50.0)

Total

167

0.21 (0.00-3.69)

2.26 (0.0-50.0)

  1. Values are expressed as median (range).