Subgroup analyses on return to work in sick-listed employees with low back pain in a randomised trial comparing brief and multidisciplinary intervention

Stapelfeldt, Christina M; Christiansen, David H; Jensen, Ole K; Nielsen, Claus V; Petersen, Karin D; Jensen, Chris

doi:10.1186/1471-2474-12-112

Table 1 The original and the new study groups.

From: Subgroup analyses on return to work in sick-listed employees with low back pain in a randomised trial comparing brief and multidisciplinary intervention

	RTW				no RTW
	Original study		New study		Original study		New study
	%	n	%	n	%	n	%	n
Socio-demographics:
Gender (% men)	49	258	42	83	44	93	41	37
Age (years, mean(SD))	41.4 (10.7)	258	40.5 (10.0)	83	43.6 (9.6)	93	41.3 (10.0)	37
Marital status (% single)	23	253	18	83	28	92	15	37
Children (% yes)	76	253	71	83	85	93	81	37
Education (%):		251		78		93		37
None	17		17		17		19
Brief courses	12		9		16		16
Skilled/trained	36		28		32		38
< 3 years	12		13		13		5
3-4 years	15		26		12		16
> 4 years	3		4		2		3
Other	5		4		8		3
Work-related factors:
Public employee (% yes)	41	246	44	78	43	89	27	37
High work pace (%):		253		83		93		37
Often	47		48		55		65
Some times	47		43		37		30
Seldom	5		8		8		3
Never/hardly ever	1		0		1		3
Support from colleagues (%):		250		81		93		37
Often	28		32		14		14
Some times	52		52		56		49
Seldom	16		12		19		22
Never/hardly ever	4		4		11		16
Colleagues willing to listen to work-related problems (%):		250		80		93		36
Often	49		53		38		44
Some times	40		36		48		36
Seldom	9		10		9		11
Never/hardly ever	2		1		5		8
Support from superior (%):		247		81		92		36
Often	29		38		28		22
Some times	43		36		41		47
Seldom	21		21		22		17
Never/hardly ever	7		5		9		14
Superior willing to listen to work-related problems (%):		246		81		92		37
Often	45		49		41		41
Some times	38		31		30		30
Seldom	11		17		21		13
Never/hardly ever	6		2		8		16
Job satisfaction, everything taken into consideration (%):		249		83		91		35
Very satisfied	46		47		40		29
More or less satisfied	47		45		44		49
Rather dissatisfied	6		7		12		20
Very dissatisfied	1		1		4		3
Influence on work planning (% yes)	80	251	79	82	67	90	43	35
Shift work (% yes)	21	251	27	82	29	90	25	36
Interested in returning to current job (% yes)	88	249	91	79	84	86	83	35
Health and work-related factors:
Feeling at risk of losing job because of current sick leave (% yes)	35	246	27	81	49	86	34	35
Concerned about losing job because of medical condition (% yes)	52	252	41	82	60	90	46	35
This incidence of LBP is caused by my work (% yes)	55	250	60	83	61	90	75	36
Work ability, all in all (%)		251		80		92		35
Excellent	9		11		9		3
Good	25		35		14		17
Fairly good	27		18		26		34
Fairly bad	27		22		23		23
Very bad	12		14		28		23
Permanently impaired work ability (% yes)	61	233	51		77	88	82	34
Claim of compensation due to health problems has been forwarded (% yes)	21	258	21	83	33	93	38	37
Chances of being back at work in 6 months (scale 0-10, mean(SD))	8.0 (2.6)	227	8.5 (2.0)	83	6.5 (3.1)	87	6.5 (2.9)	35
Work ability in a year (%):		250		82		89		35
Much better	34		43		28		14
Fairly better	37		32		30		43
More or less the same	26		25		34		40
Fairly worse	3		0		8		3
Much worse	1		0		0		0
Incapacity benefit is desirable (%):		234		79		86		31
Absolutely not	91		96		77		77
Maybe	8		4		16		16
Absolutely	1		0		7		7

Baseline characteristics of participants who returned to work (RTW) during the first 12 months and participants still sick-listed (no RTW) with low back pain after 12 months.

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ISSN: 1471-2474

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