Shoulder Pain, Functional Status, and Health-Related Quality of Life after Head and Neck Cancer Surgery

Table 2

Descriptive statistics of outcome and predictor variables.

	Possible range	Actual range	Mean (SD)
Outcome variables
Global HRQOL	0–4	2.00–3.96	3.03 (0.52)
Physical well-being	0–4	1.17–4.00	2.80 (0.82)
Functional well-being	0–4	0.71–3.86	2.55 (0.86)
Emotional well-being	0–4	2.33–4.00	3.39 (0.56)
Social well-being	0–4	1.60–4.00	3.40 (0.70)
Predictor variables
Shoulder pain intensity	0–10	0–7.25	2.25 (2.34)
Shoulder pain distress	0–10	0–10.00	2.86 (3.36)
Shoulder abduction	0–180	60.00–158.00	111.59 (27.27)
Breathing impairment	0–4	0–4.00	0.76 (1.18)
Eating impairment	0–4	0–4.00	2.08 (1.11)
Speaking impairment	0–4	0–3.50	1.76 (1.01)
Impaired body image	0–4	0–4.00	1.38 (1.59)

HRQOL: health-related quality of life.