. Author manuscript; available in PMC: 2014 Nov 1.

Published in final edited form as: Breast Cancer Res Treat. 2013 Nov;142(1):10.1007/s10549-013-2715-7. doi: 10.1007/s10549-013-2715-7

Table 3.

Multivariate results for association of demographic and treatment factors with risk of lymphedema development (RVC≥10%).

Variable	HR	Lower CL	Upper CL	P-value
ALND (vs. SLNB)	4.47	1.98	10.1	0.0003
BMI≥30 (vs. 25−<30)	2.46	1.22	4.99	0.012
BMI≥30 (vs. <25)	3.58	1.66	7.70	0.001
RLNR (vs. breast/chest wall only/none)	2.67	1.25	5.70	0.011
Cumulative absolute fluctuation in weight from pre-op (1 lb/mo change in weight)	1.07	1.04	1.11	<0.001

ALND axillary lymph node dissection, SLNB sentinel lymph node biopsy, BMI body mass index, RLNR regional lymph node radiation