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Table 3 Comparison of in situ breast cancer treatment between organised and opportunistic mammography screening in women aged 50–69 years. Fribourg cancer registry 2006–2014

From: Comparison between opportunistic and organised breast cancer mammography screening in the Swiss canton of Fribourg

 

Organised screening Number (%)

Opportunistic screening Number (%)

ORa

CI95%a

P-value

Breast Surgery

 Tumorectomy

57

(81.4)

18

(85.7)

1

[0.19; 2.86]

0.652

 Mastectomy

13

(18.6)

3

(14.3)

0.7

Radiation therapy

 Yes

48

(66.7)

15

(68.2)

1

[0.34; 2.60]

0.895

 No

24

(33.3)

7

(31.8)

0.9

Hormone therapy c

 Yes

29

(40.3)

8

(36.4)

1

[0.44; 3.17]

0.742

 No

43

(59.7)

14

(63.6)

1.2

Time to treatment [days]

 Mean (SDa)

12.9

(9.3)

12.9

(7.6)

  

0.901b

  1. Calculated by logistic regression (reference: organised screening);
  2. aOR Odds ratio, CI Confidence interval, SD Standard deviation;
  3. bP-value calculated by Mann-Whitney-U-Test;
  4. cTreatment begun, but not necessarily completed