The MOBILIZE Boston Study: Design and methods of a prospective cohort study of novel risk factors for falls in an older population

Table 3 Demographic characteristics of the recruitment region, contacted age-eligible persons, referrals to the IFAR study center, persons who were ineligible or refused to participate, and the MBS study enrollees.

Characteristics		2000 U.S. Census*	People encountered at the door	Referred to IFAR	Ineligible at door	Refused at door	Study enrollees (n = 600)^§
		percent
Age (years):^†	65–69	-------	0.96	1.63	--------	--------	--------
	70–74	32.41	27.99	27.51	28.31	29.09	31.11
	75–79	27.93	27.55	30.47	22.75	24.28	31.45
	80–84	19.60	22.93	23.49	20.95	23.51	23.76
	85+	20.05	20.57	16.90	27.99	23.12	13.68
Race:	White	80.09	76.89	77.95	69.81	79.11	77.83
	Black	11.93	17.71	17.49	18.63	17.64	16.50
	Other	7.88	5.40	4.56	11.56	3.25	5.50
Gender:	Male	36.36	35.62	36.50	34.04	34.49	35.83
	Female	63.64	64.38	63.50	65.96	65.51	64.17

* Metropolitan Statistical Area of Boston, US Census 2000.
§Data were available only for the first 600 persons enrolling in the MBS cohort. One person was missing race information.
† Age eligibility was 70 years and older except for spouses of participants, who were eligible if within 6 months of their 65^th birthday or older.

ISSN: 1471-2318