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

Table 3 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.

		Mental disorders		Cerebrovascular and ischemic heart disease		Other diseases of the circulatory system		Diseases of the digestive system
	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	1.8 (1.0-3.4)	0.068	0.5 (0.4-0.8)	0.001	0.5 (0.3-0.7)	<0.001	0.9 (0.6-1.2)	0.423
Age (years)
20-33	559	1		1		1		1
34-46	541	0.8 (0.3-2.0)	0.622	8.7 (2.0-38.6)	0.004	1.7 (0.6-5.0)	0.309	1.3 (0.7-2.4)	0.325
47-58	583	1.1 (0.5-2.6)	0.822	18.6 (4.4-78.8)	<0.001	6.7 (2.8-16.6)	<0.001	1.9 (1.1-3.2)	0.028
59-74	595	0.9 (0.4-2.1)	0.806	48.2 (11.7-198.1)	<0.001	13.1 (5.6-30.7)	<0.001	2.8 (1.7-4.6)	<0.001
Pain group^a
NCP	1372	1		1		1		1
CRP	558	0.6 (0.2-1.5)	0.267	1.6 (1.0-2.4)	0.030	1.4 (0.9-2.2)	0.139	1.4 (0.9-2.1)	0.092
CWP	285	2.5 (1.2-5.1)	0.014	1.9 (1.2-3.1)	0.006	1.8 (1.1-3.0)	0.020	2.7 (1.8-4.1)	<0.001
Socioeconomic group^b
Group A	556	1		1		1		1
Group B	309	2.1 (0.6-6.7)	0.222	2.2 (1.1-4.3)	0.023	1.7 (0.8-3.4)	0.143	1.7 (0.9-2.9)	0.085
Group C	1103	2.3 (0.9-6.0)	0.102	2.4 (1.4-4.2)	0.002	2.0 (1.2-3.5)	0.013	1.6 (1.0-2.6)	0.034
Others	310	3.0 (1.0-9.2)	0.061	2.9 (1.5-5.6)	0.002	2.3 (1.2-4.5)	0.016	1.7 (0.9-3.0)	0.101
Smoking habit^c
Never	1163	1		1		1		1
Ever	1106	1.4 (0.8-2.6)	0.253	1.2 (0.9-1.8)	0.272	1.2 (0.8-1.8)	0.328	1.5 (1.1-2.1)	0.022
Follow up time	2278	1.0 (0.8-1.1)	0.455	1.0 (0.9-1.1)	0.510	1.0 (0.9-1.0)	0.278	1.1(1.0-1.2)	0.231

^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