Table 5.

Risk factors for failures.

	Failure cases (N = 15)	Cases without failure (N = 313)	OR (95% CI) p-value	Adjusted OR (95% CI) p-value
Age > 55	9 (60.0%)	89 (28.4%)	3.78 (1.31, 10.91)	2.66 (0.74, 9.51)
			0.014	0.132
BMI > 25	5 (33.3%)	78 (24.9%)	1.51 (0.50, 4.54)	0.76 (0.20, 2.85)
			0.467	0.681
Smoke	4 (26.7%)	51 (16.3%)	1.87 (0.57, 6.10)	2.52 (0.67, 9.53)
			0.301	0.173
Diabetes	0 (0.0%)	8 (2.6%)	Omitted	Omitted
Hypertension	6 (40.0%)	46 (14.7%)	3.87 (1.31, 11.39)	3.96 (1.01, 15.63)
			0.014	0.050
Radio pre	3 (20.0%)	45 (14.4%)	1.49 (0.40, 5.48)	3.54 (0.73, 17.29)
			0.550	0.117
Radio post	2 (13.3%)	48 (15.3%)	0.85 (0.19, 3.88)	0.79 (0.15, 4.16)
			0.833	0.785
Chemo pre	2 (13.3%)	28 (8.9%)	1.57 (0.34, 7.29)	4.51 (0.72, 28.43)
			0.568	0.109
Chemo post	5 (33.3%)	88 (28.1%)	1.28 (0.42, 3.85)	1.36 (0.38, 4.86)
			0.662	0.635
Hormone therapy	11 (73.3%)	178 (57.1%)	2.07 (0.65, 6.64)	1.79 (0.51, 6.33)
			0.221	0.364
Device
DTI	9 (60.0%)	183 (58.5%)	3.78 (1.31, 10.91)	2.66 (0.74, 9.51)
			0.014	0.132
TE	6 (40.0%)	130 (41.5%)	0.94 (0.33, 2.70)	0.71 (0.23, 2.24)
			0.906	0.561
Mastectomy
Prophylactic	1 (6.7%)	60 (19.2%)	1.12 (0.21, 6.89)	4.02 (0.31, 24.41)
			0.779	0.057
Therapeutic	14 (93.3%)	253 (80.8%)	3.32 (0.43, 25.74)	2.88 (0.32, 26.10)
			0.251	0.348