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Table 6 Responsiveness to change of FACT-B + 4 scores in BC participants before and after surgery

From: Psychometric performance of the Arabic versions of the Functional Assessment of Cancer Therapy-Breast plus Arm morbidity (FACT-B + 4) in patients with breast cancer related lymphedema: cross-sectional study

Subscales Pre-operative
Mean ± SD
4 weeks post-operative
Mean ± SD
MD (95% CI) P values
PWB (7; 0–28) 20.85 ± 5.83 17.38 ± 5.45ǂ 3.47 (0.05–6.89) 0.04
SWB (7; 0–28) 26.18 ± 2.76 24.12 ± 3.87ǂ 2.07 (0.18–3.97) 0.03
EWB (6; 0–24) 20.57 ± 2.69 20.85 ± 2.92* − .28 (− 2.19 to 1.62) 0.75
FWB (7; 0–28) 23.52 ± 4.53 20.67 ± 3.76ǂ 2.84 (0.72–4.97) 0.01
BC 10 (10; 0–40) 29.04 ± 5.86 27.90 ± 4.57* 1.14 (− 2.08 to 4.37) 0.46
ARM (5; 0–20) 19.04 ± 2.13 14.46 ± 4.968ǂǂ 4.58 (2.01–7.14) 0.001
FACT-B TOI (24; 0–96) 73.42 ± 12.37 65.966 ± 10.53ǂ 7.46 (0.47–14.46) 0.03
FACT-G (27; 0–108) 91.13 ± 10.81 83.01 ± 11.44ǂ 8.12(1.57–14.69) 0.01
FACT-B (37; 0–148) 120.18 ± 14.95 110.92 ± 14.40ǂ 9.26 (0.74–17.78) 0.03
FACT-B + 4 (41; 0–164) 139.23 ± 15.68 125.36 ± 16.98ǂǂ 13.84 (4.14–23.54) 0.007
  1. PWB physical well-being, SWB social/family well-being, EEWB emotional well-being, FWB functional well-being, FACT-B TOI = (PWB + FWB + BCS), FACT-B + 4 = PWB + SWB + EWB + FWB + BCS + ARM, FACT-B + 4 functional assessment of cancer
  2. ǂSignificant P values (P < 0.05) for Wilcoxon test
  3. ǂ ǂSignificant P values (P < 0.01) for Wilcoxon test
  4. *Non-significant P values (P > 0.05) for Wilcoxon test