• 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	85	51	40	62	0.87	0.68	1.1
	35 - 44	128	69	57	81	1.6	1.3	1.9
	45 - 54	122	62	51	74	1.7	1.4	2.0
	55+	97	48	39	58	0.67	0.54	0.81
	Total	432	230	208	252	1.1	1.0	1.2
Females	16 - 34	139	76	64	89	1.3	1.1	1.5
	35 - 44	142	70	58	82	1.6	1.4	1.9
	45 - 54	165	81	69	94	2.2	1.9	2.5
	55+	103	52	42	62	0.63	0.51	0.76
	Total	549	279	256	303	1.3	1.2	1.4
All persons	16 - 34	224	127	110	144	1.1	0.93	1.2
	35 - 44	270	139	122	156	1.6	1.4	1.8
	45 - 54	287	143	126	160	2.0	1.7	2.2
	55+	200	100	86	114	0.65	0.56	0.74
	Total	981	509	477	542	1.2	1.1	1.3

Notes:

• Definitions and data reliability
• 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.