Table 1.

Rate of infection by age group during an outbreak of furunculosis among residents in a village in southwestern Alaska, 1996

Age (years)	Number of people	Number of people with boils	Rate of infection (%)	Relative risk (95% CI)
≤4	69	8	12	1.0
5-14	118	32	27	2.3 (1.1 to 4.8)
15-24	65	12	18	1.6 (0.7 to 3.6)
25-34	76	32	42	3.6 (1.8 to 7.3)
35-44	54	8	15	1.3 (0.5 to 3.2)
45-54	39	11	28	2.4 (1.1 to 5.5)
55-64	22	9	41	3.5 (1.6 to 8.0)
≥65	16	3	19	1.6 (0.5 to 5.4)
Total	459	115	25