Table 5 Associated factors with abnormal findings of shoulder ultrasonography in patients with chronic shoulder pain after breast cancer surgery.

From: Ultrasonographic evaluation of chronic shoulder pain after breast cancer surgery: single center, cross-sectional study

 

Odd ratio

95% CI

P

Age

1.06

0.97, 1.15

0.19

BMI

0.85

0.71, 1.02

0.08

Breast cancer surgery on ipsilateral side of painful shoulder

9.12

3.72, 22.37

< 0.01

Surgery type (BCS vs total mastectomy)

0.95

0.24, 3.76

0.94

Duration from surgery to first symptom (> 5 years)

1.17

0.30, 4.54

0.82

LN dissection level (sentinel LN biopsy vs 1/2/3 level)

1.6

0.40, 6.33

0.51

Radiation therapy

1.98

0.40, 9.77

0.4

Neoadjuvant chemotherapy

0.52

0.11, 2.57

0.42

Adjuvant chemotherapy

1.53

0.41, 5.74

0.53

Cancer stage

0.38

0.09, 1.66

0.20

Stage 0/1 (reference)

   

Stage 2

3.57

0.74, 17.19

0.11

Stage 3/4

1.79

0.35, 9.13

0.49

  1. BCS breast conserving surgery, BMI body mass index, CI confidence interval, LN lymph node.
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