TABLE III.

INCIDENCE RATE RATIOS (IRRS) COMPARING AGE-STRATIFIED INCIDENCE RATES, AND SECULAR INCIDENCE RATES BETWEEN BARBADOS AND AFRICAN-AMERICANS (2002–2004)¹⁷

Characteristic	IRR	95% CI	p Value
Age
25–29	1.49	0.48–4.67	0.49
30–34	0.94	0.56–1.57	0.81
35–39	1.31	0.89–1.95	0.18
40–44	1.31	0.98–1.76	0.07
45–49	1.54	1.17–2.04	0.002
50–54	1.24	0.97–1.59	0.09
55–59	1.70	1.26–2.30	0.001
60–64	3.10	2.09–4.60	<0.001
65–69	2.46	1.75–3.45	<0.001
70–74	3.42	2.30–5.07	<0.001
75–79	2.57	1.74–3.78	<0.001
80–84	2.60	1.65–4.09	<0.001
85+	2.40	1.49–3.88	<0.001
All ages	1.59	1.44–1.76	<0.001
Year
2002	1.51	1.16–1.97	0.002
2003	1.59	1.31–1.93	<0.001
2004	1.84	1.50–2.26	<0.001