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. 2011 May 13;10:19. doi: 10.1186/1475-9276-10-19

Table 3.

Description of Participants' Access and Mobility, Quality of Food Environment, Eating Behaviors, and Alternative Food Sources by Food Security Status

All
(n = 610)
Food
Secure
(n = 135)
Household
Insecure
(n = 74)
Adult
Insecure
(n = 102)
Child
Insecure
(n = 299)
Access and mobility
 Own car 70.7 77.0 73.0 62.7 69.9
 Car available during day 69.2 68.1 62.2 67.6 71.9
 Other transportation
  Friend 8.2 8.1 2.7 9.8 9.0
  Neighbor 23.8 8.1 10.8 25.5 33.4***
  Relative 63.4 37.0 33.8 67.6 81.3***
 Charge for transportation1 14.8 10.9 25.9 11.5 15.4
 Store where buy most of groceries
  Distance2 10.0 ± 2.2 9.3 ± 2.8 9.8 ± 1.5 10.2 ± 2.7 9.6 ± 3.0
(10) (10) (10) (10) (10)
  Ride with friend or family 29.5 21.5 27.0 39.2 30.4
  Type of main store
   Supermarket 62.3 74.1 78.4 61.8 53.2***
   Supercenter or
mass merchandiser
12.9 11.8 10.8 12.7 14.0
  Frequency
   ≥ 1 time/week 62.9 71.1 50.0 59.8 63.5
   Every two weeks 27.5 17.0 44.6 27.4 28.1
  Type of 2nd store
   Supermarket 15.3 7.4 20.3 13.7 18.1*
   Small grocery store 13.4 26.7 24.3 10.8 5.7***
   Supercenter or mass merchandiser 63.4 52.6 50.0 70.6 69.2***
  Frequency
   ≥ 1 time/week 61.1 58.5 43.2 61.8 66.6**
   Every two weeks 26.6 23.7 36.5 28.4 24.7
 Weekly expenditures for 95.3 ± 56.8 91.7 ± 54.8 97.0 ± 47.1 88.4 ± 58.5 98.8 ± 59.1
  groceries3 (80) (80) (100) (75) (80)
Quality of food environment
 Community food resource
  Little variety in types of foods 92.5 86.7 91.9 93.1 95.0**
  Few grocery stores or supermarkets 93.1 89.6 90.5 93.1 95.3*
  Food prices are high 94.4 88.9 94.6 95.1 96.7**
 Store where purchase
most of groceries
  Fair-to-poor variety of fruits and vegetables 10.2 8.1 14.9 7.8 10.7
  Poor freshness of fruits and vegetables 11.3 5.9 8.1 8.8 15.4**
  Poor quality of fruits and vegetables 17.9 7.4 18.9 17.6 22.4***
   Spotty 5.4 2.2 6.8 2.9 7.4*
   Soft 7.4 3.0 8.1 8.8 8.7
   Overripe 13.9 4.4 10.8 11.8 19.7***
  Fruits and vegetables expensive 29.0 18.5 45.9 33.3 28.1
Eating behaviors
 Daily servings of fruit 1.9 ± 0.9 2.0 ± 1.1 1.6 ± 0.7 2.0 ± 0.8 1.9 ± 0.9
(2) (2) (2) (2) (2)
 Daily servings of vegetables 1.5 ± 0.9 1.6 ± 1.1 1.6 ± 1.0 1.6 ± 0.9 1.5 ± 0.9
(1) (2) (1.5) (1) (1)
 Daily servings of sugar-sweetened beverages 1.7 ± 1.6 1.7 ± 1.8 1.6 ± 1.5 1.8 ± 1.8 1.7 ± 1.5
(1) (1) (1) (1) (1)
 Fast food meals
  Weekly frequency at 1.1 ± 1.1 1.4 ± 1.5 0.7 ± 0.9 1.0 ± 1.1 1.0 ± 0.9
   fast food restaurant (1) (1) (1) (1) (1)
  Weekly frequency 0.7 ± 0.9 0.8 ± 1.1 0.5 ± 0.8 0.8 ± 1.1 0.8 ± 0.9
   bring home to eat (0) (0.5) (0) (0) (1)
 Weekly frequency eat 5.0 ± 3.2 3.7 ± 2.3 4.1 ± 2.5 5.7 ± 3.8 5.6 ± 3.2***
  pinto or black beans (5) (3) (3.5) (7) (7)
 Weekly frequency eat 3.2 ± 2.8 2.7 ± 1.2 3.0 ± 1.7 3.8 ± 4.0 3.3 ± 2.9
  chicken or fish (3) (3) (3) (3) (3)
 Weekly frequency of 4.5 ± 2.9 4.2 ± 2.8 3.9 ± 2.7 5.4 ± 2.4 5.4 ± 2.4***
 regular breakfast meal (7) (4) (3) (7) (7)
Alternative food sources
 Purchase prepared food from a neighbor or friend 24.9 45.9 25.7 17.6 17.7***
 Purchase food from mobile food vendors 29.7 29.6 20.3 25.5 33.4
 Purchase food from pulga (flea market) 30.7 43.7 31.1 22.5 27.4***

1 Proportion of participants who receive transportation from friend, neighbor, or relative (n = 420)

2 Data provided by 592 participants.

3 Data provided by 604 participants

Statistical significance in trend across categories of increasing food insecurity: *p≤0.05 **p≤0.01 ***p≤0.001

Statistically significant after Bonferroni adjustment for multiple comparisons p ≤ 0.001