Table 2.

Scores on the EORTC BR23 Questionnaire

	n	Pre HBOT, Severe problems	Post HBOT, Severe problems	Improvement	Mean Pre HBOT to Post HBOT	Cumulative linked mixed model (p value)
Did you have any pain in your arm or shoulder?	56	46.4 %	16.7 %	42.6 %	2.4 to1.8	1.7 (p <0.05)
Did you have a swollen arm or hand?	56	14.3 %	7.4 %	25,9 %	1.6 to 1.4	1.2 (p <0.05)
Was it difficult to raise your arm or to move it sideways?	56	44.6 %	22.2 %	42.9 %	2.4 to 1.9	2.1 (p <0.05)
Have you had any pain in the area of your affected breast?	56	66.7 %	14.5 %	63.6 %	2.8 to 2.1	2.4 (p <0.05)
Was the area of your affected breast swollen?	57	44.6 %	12.7 %	57.9 %	2.4 to 1.7	2.0 (p <0.05)
Was the area of your affected breast oversensitive?	57	54.4 %	14.5 %	54.5 %	2.7 to 2.0	1.9 (p <0.05)
Have you had skin problems on or in the area of your affected breast (e.g., itchy, dry, flaky)?	57	32.1 %	11.3 %	41.5 %	2.0 to 1.6	1.5 (p <0.05)