Table 2

Factors associated with positive surgical margins in prostatectomy specimens from RALP

Negative Margin

Positive Margin

P


Case number

130

52

Tumor stage

0.014*

2a

23

5

2b

5

3

2c

83

27

≥ 3a

17

17

Tumor volume (%)

14.1 ± 11.5**

21.2 ± 17.2**

0.021***

Gleason score

6.5 ± 0.7**

6.8 ± 0.8**

0.033***

Weight (gram)

49.8 ± 16.6**

42.7 ± 13.7**

0.004***

Surgeons

0.977*

Surgeon one

37

14 (27.5%)****

Surgeon two

69

28 (28.9%)****

Others

24

10 (29.4%)****


* Chi square test; ** Mean ± SD; *** Student t-test between negative surgical margin group and positive surgical margin group; **** Positive surgical margin rate for each surgeon in parentheses

Hong et al. Diagnostic Pathology 2012 7:24   doi:10.1186/1746-1596-7-24

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