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Table 3 SFBIA ratioa of breast cancer survivors according to lymphedema

From: Utilization of bioelectrical impedance analysis for detection of lymphedema in breast Cancer survivors: a prospective cross sectional study

 

SLNB

ALND

Total

(n = 148)

(n = 80)

(n = 228)

Non-BCRL

BCRL

P valueb

Non-BCRL

BCRL

P valuec

Non-BCRL

BCRL

P valuec

(n = 142)

(n = 6)

(n = 64)

(n = 16)

(n = 206)

(n = 22)

1 kHz

0.991 ± 0.039

1.013 ± 0.045

0.183

1.006 ± 0.036

1.194 ± 0.257

< 0.001

0.996 ± 0.039

1.145 ± 0.234

< 0.001

5 kHz

0.990 ± 0.036

1.016 ± 0.037

0.075

1.004 ± 0.037

1.177 ± 0.250

< 0.001

0.994 ± 0.037

1.133 ± 0.225

< 0.001

  1. SLNB sentinel lymph node biopsy, ALND axillary lymph node dissection, non-BCRL non-breast cancer-related lymphedema, BCRL breast cancer-related lymphedema, SFBIA ratio single-frequency bioelectrical impedance analysis ratio
  2. Values are mean ± standard deviation
  3. aSingle-frequency bioelectrical impedance analysis(SFBIA) ratio of the affected to unaffected side were calculated
  4. bP values of differences between means were calculated using the Mann-Whitney U test
  5. cP values of differences between means were calculated using an independent sample t-test