Table 2.

Demographic Characteristics by Age Group and Gender, Senior Neighborhood Quality of Life Study, United States, 2005–2007

Variable	Age 66–69 Years		Age 70–79 Years		Age ≥80 Years		Total
	Men	Women	Men	Women	Men	Women
No. of participants	109	106	182	229	89	147	862
Mean age, years	67.4	67.4	74.4	74.3	84.4	84.6	75.4
Mean body mass index, a %	27.2	27.3	26.8	26.6	25.4	25.0	26.4
Normal	24.8	37.7	33.5	46.3	51.7	54.4	41.8
Overweight	56.0	38.7	50.5	28.4	34.8	32.7	39.2
Obese	19.3	23.6	15.9	25.3	13.5	12.9	19.0
Race, %
White/Caucasian	70.6	61.0	69.6	65.1	88.8	81.0	71.4
Black/African American	20.2	28.6	17.7	27.9	4.5	16.3	20.5
Other	9.2	10.5	12.7	7.0	6.7	2.7	8.1
Educational status, %
≤High school diploma	5.6	7.5	7.7	8.7	4.5	6.1	6.7
Some college	39.8	58.5	33.0	50.7	31.5	59.9	45.9
≥College diploma	54.6	34.0	59.3	40.6	64.0	34.0	47.4
Married or living with a partner, %	80.6	41.9	78.0	37.1	69.7	17.0	51.7
Senior housing resident, %	5.5	17.9	8.2	15.7	30.3	41.5	19.0
Current smoker, b %	11.0	8.5	8.2	15.7	6.7	3.4	6.4
Neighborhood characteristics, %
High income	54.1	47.2	53.8	43.7	56.2	50.3	50.0
High walkability	47.7	57.5	47.8	53.3	59.6	59.2	53.6
Region, %
Seattle, Washington	50.5	39.6	52.7	45.0	68.5	61.9	52.0
Baltimore, Maryland	49.5	60.4	47.3	55.0	31.5	38.1	48.0

^aBody mass index classification: normal (<25 kg/m²), overweight (25–29 kg/m²), obese (≥30 kg/m²).

^bDefined as smoking a cigarette, cigar, or pipe in the past 7 days.