Table MSDSIZE3 - 2004/05

Estimated incidence and rates (%) of self-reported musculoskeletal disorders caused or made worse by current or most recent job, by workplace size, for people working in the last 12 months, 2004/05, 2003/04 and 2001/02

2004/05
2003/04
2001/02

Number of people in workplace +	Illness ascribed to their current/most recent job
	Sample cases	Estimated incidence (thousands)			Rate per 100 employed in the last 12 months
		central	95% C.I.		central	95% C.I.
		central	lower	upper	central	lower	upper
Self employed on own or with partners but no employees	28	14	9	20	*0.52*	0.32	0.71

1-24	80	41	32	51	0.45	0.34	0.55
25+	211	111	96	127	0.66	0.57	0.75
Missing	1	..	..	..	..	..	..

1-49	121	63	51	75	0.49	0.40	0.58
50+	170	90	76	103	0.68	0.57	0.78
Missing	1	..	..	..	..	..	*
All persons	320	167	148	186	0.58	0.51	0.64

Notes:

Definitions and data reliability
.. Not applicable
Figures in italics are estimates based on fewer than 30 sample cases
+ Relates to the number of people at their workplace, which is not necessarily the same as the number of people working for the company.
See section 2.8 and Appendix 3.2 in the 'Self-reported work-related illness in 2004/05' (SWI04/05) report for more details on incidence estimates and rates.
The estimates in this table take account of revisions made to the Great Britain population estimates following the 2001 Census.