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Table 3 Score description of IOCv2 dimensions and psychometric indices

From: Validation of the French translation-adaptation of the impact of cancer questionnaire version 2 (IOCv2) in a breast cancer survivor population

IOCv2 Number of items mean ± sd (range) Cronbach's alpha Ferguson's delta Loevinger's H
Positive impact dimensions
Summary Score 17 3.4 ± 0.6 (1.1-5) 0.83 0.97 0.26
Altruism and Empathy 4 3.7 ± 0.7 (1–5) 0.67 0.89 0.37
Health Awareness 4 3.8 ± 0.8 (1–5) 0.71 0.90 0.41
Meaning Of Cancer 5 2.9 ± 0.9 (1–5) 0.85 0.93 0.58
Positive Self-Evaluation 4 3.3 ± 0.9 (1–5) 0.74 0.92 0.45
Negative impact dimensions
Summary Score 20 2.9 ± 0.8 (1–4.8) 0.92 0.98 0.42
Appearance Concerns 3 2.8 ± 1.2 (1–5) 0.85 0.91 0.69
Body Change Concerns 3 3.1 ± 1.2 (1–5) 0.82 0.92 0.65
Life Interference 7 2.4 ± 0.8 (1–4.7) 0.81 0.95 0.42
Worry 7 3.3 ± 1.0 (1–5) 0.90 0.96 0.62
Employment Concerns 3 2.4 ± 1.0 (1–5) 0.76 0.92 0.56
Relationship Concerns (Not Partnered) 3 2.6 ± 1.0 (1–5) 0.75 0.90 0.45
Relationship Concerns (Partnered) 4 1.8 ± 0.8 (1–5) 0.68 0.85 0.46