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. 2016 Oct 13;13:E143. doi: 10.5888/pcd13.160103

Table 2. Sociodemographic and Health Characteristics of Food Insecure Participants (N = 4,555), Stratified by Food Assistance Program Participation,, National Health and Nutrition Examination Survey, 2005–2010a .

Characteristic Type of Assistance Program
None, N = 2,498 Charity Only, N = 473 SNAP Only, N = 993 Both, N = 591 P Valueb

Sociodemographics
Age, mean (95% CI) 41.5 (40.6–42.5) 41.9 (39.8–43.9) 39.4 (38.4–40.4) 41.3 (40.1–42.5) .004
Sex
Male 48.6 (46.5–50.6) 45.8 (41.6–50.0) 43.1 (40.5–45.7) 39.9 (37.1–42.7) <.001
Female 51.5 (49.4–53.5) 54.2 (50.0–58.4) 56.9 (54.3–59.5) 60.1 (57.3–62.9)
Race/ethnicity
Non-Hispanic white 45.9 (39.2–52.6) 48.5 (38.7–58.3) 43.3 (33.1–53.4) 49.2 (40.3–58.1) .01
Hispanic 29.9 (24.2–35.6) 26.2 (18.7–33.6) 28.9 (21.0–36.8) 19.4 (13.1–25.7)
Non-Hispanic black 17.013.4–20.7) 20.1 (14.3–25.9) 22.3 (16.0–28.7) 27.9 (21.4–34.4)
Other 7.2 (4.8–9.6) 5.2 (2.5–8.0) 5.5 (3.0–8.0) 3.5 (1.6–5.4)
Marital status
Married 57.3 (54.2–60.3) 49.4 (44.5–54.3) 51.6 (46.2–57.0) 42.6 (38.3–46.8) <.001
Single 21.3 (18.8–23.7) 23.8 (18.7–28.8) 24.9 (20.5–29.2) 27.1 (23.0–31.3)
Widowed/Separated/ Divorced 21.5 (19.2–23.7) 26.9 (21.7–32.1) 23.5 (20.1–27.0) 30.3 (26.1–34.5)
Education
Less than high school 31.6 (28.5–34.8) 38.8 (32.6–45.0) 44.7 (40.0–49.4) 42.3 (37.2–47.3) <.001
High school graduate 27.9 (25.5–30.4) 25.3 (21.2–29.4) 29.0 (25.5–32.6) 29.3 (24.8–33.7)
Some college, college degree, or more/other 40.4 (37.1–43.8) 36.0 (30.3–41.6) 25.9 (21.6–30.1) 28.0 (22.8–33.2)
Poverty-to-income ratio
<1 26.5 (22.9–30.1) 40.5 (32.4–48.5) 61.2 (55.1–67.2) 62.3(55.2–69.5) <.001
≥1 to <1.33 13.7 (11.7–15.6) 19.5 (14.5–24.5) 18.3 (14.4–22.1) 16.6 (13.2–20.0)
≥1.33 to < 1.50 6.8 (5.4–8.3) 7.0 (4.3–9.7) 3.4 (2.2–4.7) 6.6 (3.0–10.2)
≥1.50 to <1.85 10.9 (8.9–12.9) 12.4 (8.1–16.8) 4.4 (2.7–6.1) 5.3 (2.6–7.9)
≥1.85 42.1 (37.9–46.4) 20.6 (15.2–26.1) 12.7 (8.6–16.9) 9.2 (5.3–13.1)
Household size
1 or 2 35.8 (31.6–40.1) 38.1 (31.1–45.0) 24.2 (20.4–27.9) 32.5 (26.0–39.0) <.001
3 or 4 38.6 (35.0–42.3) 38.7 (30.7–46.7) 36.4 (31.6–41.2) 38.5 (32.4–44.6)
≥5 25.6 (21.3–29.8) 23. 3(17.3–29.2) 39.5 (33.5–45.5) 28.9 (23.2–34.7)
Children in home aged 18 y or younger 52.1 (47.9–56.3) 49.7 (41.9–57.4) 71.5 (66.8–76.3) 58.0 (53.0–63.0) <.001
Health
No. of days per monthc
Poor physical health 4.3 (3.8–4.8) 5.6 (4.4–6.9) 5.8 (4.8–6.8) 7.3 (6.3–8.2) <.001
Poor mental health 5.3 (4.8–5.8) 7.8 (6.4–9.3) 7.4 (6.7–8.1) 10.2 (9.1–11.4) <.001
Self-rated healthc
Excellent/very good/good 66.6 (64.0–69.1) 61.7 (55.1–68.2) 57.7 (53.5–61.8) 52.5 (47.3–57.7) <.001
Fair/poor 23.6 (21.3–25.9) 26.1 (21.8–30.5) 31.4 (27.2–35.5) 40.4 (35.1–45.6)
Functional limitations
Any 25.5 (23.3–27.6) 38.3 (32.2–44.3) 35.6 (31.6–39.6) 52.9 (47.7–58.2) <.001
Activities of daily living 11.4 (9.9–12.9) 21.9 (17.2–26.7) 17.8 (14.4–21.1) 33.7 (29.1–38.3)
Instrumental activities of daily living 13.9 (12.2–15.5) 24.7 (18.8–30.6) 21.3 (18.1–24.5) 36.7 (31.9–41.4)
Lower extremity mobility 8.2 (6.9–9.5) 13.5 (9.6–17.4) 14.1 (11.2–16.9) 20.2 (16.5–23.8)
General physical activity 23.9 (21.7–26.1) 35.0 (29.3–40.8) 32.7 (28.9–36.5) 49.6 (44.5–54.7)
Leisure and social activities 11.1 (9.5–12.8) 22.4 (18.3–26.5) 17.4 (14.6–20.2) 32.2 (28.3–36.2)
Comorbid conditions
Arthritis 19.7 (17.4–22.0) 25.0 (20.7–29.3) 22.7 (19.7–25.7) 37.8 (33.0–42.6) <.001
Cancer 5.6 (4.4–6.8) 6.0 (4.0–8.0) 4.3 (2.9–5.8) 7.0 (4.9–9.1) .19
Diabetes 8.5 (7.3–9.8) 9.1 (6.2–12.0) 9.3 (7.2–11.4) 12.7 (9.7–15.8) .045
Hypertension 26.1 (24.0–28.2) 31.5 (26.1–36.9) 27.6 (24.3–30.8) 35.0 (29.4–40.7) .006
Depressive symptoms in the last 2 weeks
None 72.4 (69.8–75.0) 67.1 (60.8–73.4) 62.9 (59.5–66.2) 50.9 (47.0–54.8) <.001
Mild 22.5 (20.3–24.7) 23.6 (18.6–28.5) 29.5 (26.1–32.9) 34.5 (30.2–38.9)
Severe 5.1 (3.8–6.4) 9.4 (6.2–12.5) 7.6 (5.6–9.6) 14.6 (11.5–17.7)
Body mass index, kg/m2 c , d
<25 (normal weight or underweight) 30.1 (27.7–32.5) 24.7 (17.9–31.6) 30.8 (27.1–34.5) 26.4 (22.3–30.5) .03
≥25 to <30 (overweight) 31.8 (29.4–34.3) 33.1 (28.0–38.3) 29.9 (26.6–33.3) 26.3 (22.5–30.2)
≥30 (obese) 36.7 (34.1–39.4) 41.4 (35.3–47.6) 37.4 (34.0–40.8) 45.2 (40.6–49.8)
Smokere
Never 51.8 (48.3–55.4) 40.7 (34.5–46.8) 40.8 (35.1–46.5) 29.0 (23.7–34.3) <.001
Former 16.2 (14.2–18.2) 13.5 (8.6–18.4) 12.6 (9.9–15.3) 11.5 (9.0–14.0)
Current 29.1 (25.8–32.5) 44.2 (36.0–52.4) 44.2 (38.3–50.1) 56.7 (51.2–62.1)
Alcohol consumption
None or moderatef 92.6 (91.4–93.7) 95.3 (93.0–97.7) 91.8 (89.3–94.4) 87.4 (84.3–90.6) .001
Risky 7.4 (6.3–8.6) 4.7 (2.3–7.0) 8.2 (5.6–10.7) 12.6 (9.4–15.7)
No insurance 39.5 (35.9–43.1) 45.3 (39.5–51.1) 42.7 (38.5–46.8) 39.6 (33.8–45.3) .34
No usual care 30.4 (27.3–33.5) 32.5 (27.7–37.3) 31.1 (27.2–35.0) 28.8 (25.1–32.6) .71

Abbreviations: CI, confidence interval; SNAP, Supplemental Nutrition Assistance Program.

a

Values are expressed as % (95% CI), unless otherwise indicated. All values reflect point estimates (95% CI) using survey weights to provide a nationally representative estimate.

b

P values calculated by Rao Scott χ2 tests (for categorical variables) or F test (for continuous variables).

c

Measurements assessed at mobile examination center represent a subsample of the total.

d

Underweight and normal weight individuals were collapsed due to small cell sizes across categories of food assistance.

e

Current smoker was define as currently smoking or quit within the past 12 months, former as quit ≥12 months ago, never smoked as a lifetime history of smoking ≤100 cigarettes.

f

Risky was defined a >1 drink/d for women or >2 drinks/d for men and moderate as ≤1 drink/d for women and ≤2 drinks/d for men.