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. 2016 Jan 5;16:1. doi: 10.1186/s12877-015-0167-0

Table 1.

Demographic characteristics of the sample

N (%)
Study participants 119 (100)
 Near-centenarians (95–99 years) 57 (48)
 Centenarians (100–107 years) 62 (52)
Gender
 Females 93 (78)
 Males 26 (22)
Ethnic background
 Caucasian 95 (80)
 African American 23 (19)
 Other 1 (1)
Residence type
 Community-dwelling 88 (74)
 Institutionalized 31 (26)
Marital status
 Never married 11 (9)
 Married 8 (7)
 Divorced 9 (8)
 Separated 2 (2)
 Widowed 89 (75)
Education
 Kindergarten or primary school 3 (3)
 Middle school 23 (20)
 9th to 12th Grade (no Diploma) 13 (11)
 High school diploma 21 (18)
 Some college vocational 17 (15)
 Bachelor’s 21 (18)
 Graduate school or higher 19 (16)
U.S. or foreign-born
 U.S.-born 84 (71)
 Foreign-born 35 (29)