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Table 5 Association between pre-RT CRP and RT-related pain by obesity

From: Association between C-reactive protein and radiotherapy-related pain in a tri-racial/ethnic population of breast cancer patients: a prospective cohort study

BMI Pre-RT CRP N % RT-related pain Univariable Multivariable1
N % OR (95%CI) P OR (95%CI) P
< 30 NA 161 64 31 54 Ref   Ref  
≥ 30 NA 90 36 26 46 1.70 (0.93, 3.11) 0.082 1.49 (0.80, 2.78) 0.211
NA < 10 mg/L 225 90 47 82 Ref   Ref  
NA ≥ 10 mg/L 26 10 10 18 2.37 (1.01, 5.55) 0.048 2.44 (1.02, 5.85) 0.046
< 30 < 10 mg/L 148 92 28 90 Ref   Ref  
< 30 ≥ 10 mg/L 13 8 3 10 1.29 (0.33, 4.98) 0.716 1.36 (0.35, 5.39) 0.659
≥ 30 < 10 mg/L 77 86 19 73 Ref   Ref  
≥ 30 ≥ 10 mg/L 13 14 7 27 3.56 (1.07, 11.91) 0.039 3.71 (1.05, 13.09) 0.041
< 30 < 10 mg/L 148 59 28 49 Ref   Ref  
< 30 ≥ 10 mg/L 13 5 3 5 1.29 (0.33, 4.98) 0.716 1.34 (0.34, 5.26) 0.678
≥ 30 < 10 mg/L 77 31 19 33 1.40 (0.73, 2.72) 0.315 1.22 (0.62, 2.42) 0.567
≥ 30 ≥ 10 mg/L 13 5 7 12 5.00 (1.56, 16.03) 0.007 4.73 (1.41, 15.81) 0.012
  1. 1All models were adjusted for age (< 50, ≥ 50) and race/ethnicity (NHW, HW, AA). Significant findings are in italics
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