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Table 2 Mean estimates of apoptotic activity in different TNM and clinical stages of 130 Libyan female BC patients, (*T= diameter of tumor, **N = lymph node status, ***M= distant metastasis; present or absent)

From: Apoptotic activity in Libyan breast cancer

  Group

Number of patients

AI (SD)

P value

SMI/AI (SD)

P value

*T Stage

  

0.007

 

0.06

 T1

6

4.0 (5.5)

 

3.4 (2.6)

 

 T2

45

10.4 (6.8)

 

2.5 (1.2)

 

 T3

44

15.5 (10.7)

 

2.8 (2.0)

 

 T4

35

14.1 (10.6)

 

3.3 (2.6)

 

**N Stage

  

0.007

 

0.02

 N0

27

8.3 (7.0)

 

2.5 (1.3)

 

 N1

69

12.3 (8.2)

 

3.0 (2.0)

 

 N2

32

17.0 (12.2)

 

2.7 (2.2)

 

 N3

2

26.0 (4.6)

 

2.4 (1.4)

 

***M Stage

  

0.02

 

0.013

 M0

114

12.3 (9.3)

 

2.7 (1.6)

 

 M1

16

16.4 (11.4)

 

4.0 (3.4)

 

Clinical stage

     

 Stage 1

6

5.0 (5.1)

 

3.0 (2.3)

 

 Stage 2

44

10.2 (6.7)

0.009

2.4 (1.0)

0.30

 Stage 3

64

14.5 (10.5)

 

2.9 (1.9)

 

 Stage 4

16

16.4 (11.4)

 

3.4 (0.8)