Table 6.

The interference/impact of chronic pain the quality of life of the patients.

Interference due to chronic pain on:	Percentage of patients with chronic pain
	Score of 1–4 (%), 95% CI	Score of 3–4 (%), 95% CI
Mood	60.6 (49.2–71.9)	14.1 (6.0–22.2)
Relationships with other people	64.8 (53.7–75.9)	9.9 (2.9–16.8)
Walking ability	73.2 (62.9–83.5)	38.0 (26.7–49.3)
Sleeping disturbances and difficulty falling asleep	71.8 (61.4–82.3)	25.4 (15.2–35.5)
Difficulty with performing routine work	71.8 (61.4–82.3)	38.0 (26.7–49.3)
Enjoyment of life	64.8 (53.7–75.9)	23.9 (14.0–33.9)

CI, confidence interval.