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. 2014 Dec 11;4(12):e006609. doi: 10.1136/bmjopen-2014-006609

Table 1.

Descriptive statistics of the sample

Child (n=16) Parent (n=22) Grandparent (n=27)
Age (mean in years, range) 4.6 (3.1–5.7) 32. 2 (22.7–49.5) 56.9 (43.0–77.9)
Gender
 Female 8 (50%) 14 (64%) 21 (78%)
 Male 8 (50%) 8 (36%) 6 (22%)
Racial background
 Euro-American/Caucasian 11 (68%) 21 (95%) 23 (84%)
 Native American 0 1 (5%) 0
 Asian 0 0 1 (4%)
 African-American 0 0 1 (4%)
 Mixed 5 (32%) 0 2 (8%)
BMI (mean, range) 17.7 (14.3–21.5) 26.8 (16.1–39.1) 29.1 (16.1–49.4)
Weight status
 Underweight 0 2 (9%) 1 (3%)
 Normal weight 7 (44%) 8 (36%) 8 (30%)
 Overweight 4 (25%) 6 (27%) 10 (37%)
 Obese 5 (31%) 6 (27%) 8 (30%)
Highest school grade completed NA
 High school 8 (82%) 20 (74%)
 College/university 4 (18%) 7 (26%)
Working situation NA
 Full time 7 (32%) 8 (30%)
 Part time 4 (18%) 4 (15%)
 Not employed* 11 (50%) 15 (55%)
Annual household income NA
 Less than 14 999 USD 8 (36%) 7 (26%)
 15 000–24 999 USD 6 (27%) 6 (22%)
 25 000–39 999 USD 4 (18%) 6 (22%)
 More than 40 000 USD 4 (18%) 8 (30%)

*The main reasons for unemployment among parents were child care, pursuing higher education, and not finding work; among grandparents, unemployment was due to not finding work, reaching retirement age or retiring due to health issues.

NA, not applicable.