Chronic musculoskeletal pain predicted hospitalisation due to serious medical conditions in a 10 year follow up study

Table 4 Odds Ratios (OR) for the associations between pain groups at baseline and hospitalisation, controlled for age, sex, socio-economic, smoking habits and follow-up time.

		Diseases of the musculoskeletal system		Diseases of the genitourinary system		Symptoms and observations		Injuries, poisoning and other external causes
	No	OR (95%CI)	p-value	OR (95% CI)	p-value	OR (95% CI)	p-value	OR (95% CI)	p-value
Sex
Men	1065	1		1		1		1
Women	1213	0.7 (0.5-1.1)	0.090	3.7 (2.6-5.5)	<0.001	0.8 (0.6-1.0)	0.022	0.7 (0.5-1.0)	0.040
Age (years)
20-33	559	1		1		1		1
34-46	541	2.0 (1.0-4.0)	0.050	0.3 (0.2-0.4)	<0.001	1.3 (0.8-2.0)	0.259	1.4 (0.9-2.3)	0.173
47-58	583	2.5 (1.3-4.8)	0.006	0.3 (0.2-0.5)	<0.001	1.8 (1.2-2.8)	0.003	1.5 (0.9-2.5)	0.081
59-74	595	3.6 (1.9-6.8)	<0.001	0.4 (0.2-0.6)	<0.001	4.0 (2.7-5.8)	<0.001	3.2 (2.0-4.9)	<0.001
Pain group^a
NCP	1372	1		1		1		1
CRP	558	2.5 (1.6-3.9)	<0.001	1.4 (1.0-2.1)	0.072	1.7 (1.3-2.3)	<0.001	1.4 (1.0-2.0)	0.053
CWP	285	4.1 (2.5-6.5)	<0.001	2.4 (1.5-3.6)	<0.001	2.1 (1.5-2.9)	<0.001	1.8 (1.2-2.7)	0.004
Socioeconomic group^b
Group A	556	1		1		1		1
Group B	309	1.2 (0.6-2.2)	0.584	1.0 (0.6-1.6)	0.906	1.2 (0.8-1.8)	0.432	1.4 (0.8-2.2)	0.221
Group C	1103	1.2 (0.7-1.9)	0.453	0.9 (0.6-1.4)	0.666	1.4 (1.0-1.9)	0.055	1.3 (0.9-1.9)	0.209
Others	310	1.3 (0.7-2.4)	0.476	0.9 (0.5-1.6)	0.812	1.8 (1.2-2.7)	0.006	1.5 (0.9-2.5)	0.090
Smoking habit^c
Never	1163	1		1		1		1
Ever	1106	0.8 (0.6-1.2)	0.275	0.9 (0.6-1.2)	0.368	1.2 (0.9-1.5)	0.262	0.9 (0.7-1.2)	0.465
Follow up time	2278	1.1(1.0-1.2)	0.182	1.2 (1.1-1.4)	0.001	1.1 (1.1-1.2)	0.001	1.1 (1.0-1.3)	0.010

^a Data not shown for the group of subjects (n = 63) that could not be classified
^b Group A: Intermediate/higher non-manual employees and upper-level executives; Group B: Assistant non-manual employees;
Group C: Manual workers
^c Data not shown for subjects with unknown smoking habit (n = 9)

ISSN: 1471-2474