Table 6 Expected deaths in etanercept trials for rheumatic conditions.

	Age <65 years			Age ⩾65 years
	Expected*	Observed	SIR† (95% CI)	Expected*	Observed	SIR† (95% CI)
RA	28.9	20	0.69 (0.42 to 1.07)	29.0	20	0.69 (0.42 to 1.07)
PsA	1.1	1	0.91 (0.02 to 5.07)	0.4	0	0.00 (0.00 to 9.22)
AS	0.2	0	0.00 (0.00 to 18.44)	0.0	0	N/A

SIR, standardised incidence ratio; CI, confidence interval; RA, rheumatoid arthritis; PsA, psoriatic arthritis; AS, ankylosing spondylitis; N/A, not applicable

*Expected number of deaths per National Vital Statistics Report for 1999⁵¹; †standardised incidence ratio for observed deaths/expected deaths.