. Author manuscript; available in PMC: 2013 Sep 30.

Published in final edited form as: Int J Radiat Oncol Biol Phys. 2012 Mar 1;82(3):e391–e398. doi: 10.1016/j.ijrobp.2011.06.1961

Table 2.

Association Between Variables and Brachial Plexopathy

Characteristics		With Plexopathy	Total	OR	95% CI	P Value
Brachial Plexus Dose
Max dose to 0.1 cm³	>75 Gy	5	16	3.283	0.925-11.646	0.056
	≤75 Gy	9	74
Max dose to 0.5 cm³	>75 Gy	3	13	1.800	0.427-7.593	0.419
	≤75 Gy	11	77
Max. dose to 1.0 cm³	>75 Gy	3	12	2.030	0.474-8.689	0.332
	≤75 Gy	11	78
Max. dose to 2.0 cm³	>75 Gy	3	7	4.909	0.966-24.952	0.038
	≤75 Gy	11	83
Median dose	>69 Gy	3	5	10.091	1.512-67.331	0.005
	≤69 Gy	11	85
Plexopathy before radiation	Yes	5	13	4.722	1.267-17.606	0.021
	No	9	77
Sex	Male	8	49	1.138	0.360-3.597	0.825
	Female	6	41
Body mass index	>25	4	47	0.291	0.084-1.011	0.052
	≤25	10	43
Diabetes	Yes	2	15	0.808	0.161-4.047	0.795
	No	12	75
Concurrent chemotherapy	Yes	13	81	1.529	0.176-13.286	0.700
	No	1	9

Abbreviations: OR, odds ratio; CI, confidence interval.