Table 2

Characteristics of breast implants in mastectomy-treated breast cancer patients in the Surveillance, Epidemiology, and End Results Breast Implant Surveillance Study, 1983–1989 (n = 866)a

Silicone gel (n = 333)

Saline (n = 149)

Double lumen (n = 314)

Other (n = 33)

Unknown (n = 37)

P value


n

%

n

%

n

%

n

%

n

%


Prevalence of type

38.4

17.2

36.3

3.8

4.3

Implant removal status

No known removal

244

73.3

77

51.7

216

64.9

15

45.5

25

67.6

0.0001

Removed

89

26.7

72

48.3

98

31.2

18

54.5

12

32.4

Implant replacement status

No known replacement

262

78.7

87

58.4

237

75.4

17

51.5

26

70.3

0.0001

Replaced

71

21.3

62

41.6

77

24.5

16

48.5

11

29.7


aExcludes 133 patients with missing implant information and 19 patients with bilateral implants of disordant types

Le et al. Breast Cancer Res 2005 7:R184-R193   doi:10.1186/bcr974

Open Data