• 2004/05
• 2003/04
• 2001/02

Gender	Age group	Sample cases	Estimated prevalence (thousands)			Rate per 100 ever employed
			central	95% C.I.		central	95% C.I.
				lower	upper		lower	upper
Males	16 - 34	102	58	47	70	0.99	0.79	1.2
	35 - 44	146	76	64	89	1.8	1.5	2.1
	45 - 54	157	78	66	91	2.2	1.8	2.5
	55+	111	56	45	66	0.79	0.64	0.94
	Total	516	268	245	292	1.3	1.2	1.4
Females	16 - 34	151	84	70	97	1.4	1.2	1.6
	35 - 44	151	73	61	85	1.7	1.4	2.0
	45 - 54	176	83	70	95	2.3	1.9	2.6
	55+	104	49	39	58	0.60	0.48	0.72
	Total	582	288	265	312	1.3	1.2	1.4
All persons	16 - 34	253	142	124	160	1.2	1.0	1.3
	35 - 44	297	149	132	167	1.7	1.5	1.9
	45 - 54	333	161	143	179	2.2	2.0	2.5
	55+	215	105	90	119	0.69	0.59	0.78
	Total	1098	557	523	590	1.3	1.2	1.4

Notes:

• See section 2.7 and Appendix 3.2 in the 'Self-reported work-related illness in 2004/05' (SWI04/05) report for more details on prevalence estimates and rates.
• The estimates in this table take account of revisions made to the Great Britain population estimates following the 2001 Census.