Chronic Pain and Sleep Disorders in Primary Care

Table 2

Pain.

	% of total sample; ()	% of sample with pain experiences; ()	Male (, %% of the given in the left column)	Female (, %% of the given in the left column)	value for the comparison men versus women
Type of pain
Background pain	14.9	37.6	40 (47.1)	45 (52.9)
Background pain with breakthrough pain	3.0	7.5	9 (52.9)	8 (47.1)
Breakthrough pain	21.8	54.9	61 (49.2)	63 (50.8)
Duration of pain^#
Less than 1 month	3.0	7.2	13 (76.5)	4 (23.5)
One to six months	5.1	12.3	13 (44.8)	16 (55.2)
Six to twelve months	2.1	5.2	6 (50.0)	6 (50.0)
One to two years	5.6	13.6	16 (50.0)	16 (50.0)
Two to five years	7.2	17.4	20 (48.8)	21 (51.2)
More than 5 years	18.2	44.3	47 (45.2)	57 (54.8)
Localization of pain^+
Head	3.2	7.9	4 (22.2)	14 (77.8)
Chest	1.1	2.6	5 (83.3)	1 (16.7)
Abdominal	0.4	0.9	2 (100.0)	0 (0)
Back	8.9	22.5	30 (58.8)	21 (41.2)
Joints	9.8	24.7	29 (51.8)	27 (48.2)
Multiple	16.5	41.4	42 (44.7)	52 (55.3)

Type of pain was available for patients (95.0% of the patients with pain experiences). ^#Duration of pain was available for patients (98.7% of the patients with pain experiences). ⁺Localization of pain was available for patients (95.4% of the patients with pain experiences).