Table 4

Physical activity barrier categories during DPP core sessions 1-16 by baseline demographic characteristics
Baseline demographic characteristics Internal cues (Thought/mood) Self-monitoring Social cues & time management Physical events (Injury/illness) Access/weather
Feature Level All Yes Yes Yes Yes Yes
N = % % % % %
Sex Male 343 32c 6 61c 33 c 24 b
Female 733 44 8 75 48 32
Age* (years) 25 to <44 356 43a 9 77c 46 30
45 to 59 487 41 7 72 43 28
60 and older 233 33 8 56 38 30
BMI* (kg/m2) < 30 357 31c 7 61 c 36 c 22 c
30 – 34.9 334 37 8 70 42 27
35+ 385 51 8 79 50 37
Race/ Ethnicity White 578 36b 6 67 43 26 b
African-American 203 47 10 72 47 37
Hispanic 178 37 8 77 38 26
American Indian 60 58 4 72 43 25
Asian 57 42 13 75 44 43
Work status Working 783 42b 8 74c 45 a 30
Retired 148 28 6 53 33 26
Other 145 42 6 66 43 28
Marital status Single/Widowed 370 46b 9 68 49b 36 c
Married/Living Together 706 37 7 72 40 26
Education ≤ 12th Grade 279 39 8 67 40 34a
13 or more 797 41 7 71 44 28
Household income < 35 K 347 44 8 68 42 33a
35 to 75 K 422 40 7 71 42 34
75 K or more 224 35 7 72 45 21

Physical activity barrier clusters that differ significantly by demographic characteristics are highlighted in bold font (with a superscript notation indicating the p-value level).

*The Mantel-Haenszel test for trend was used in statistical analyses of Age and BMI; the Chi-squared test was used for all other variables.

ap <0.05.

bp <0.01.

cp <0.001.

Venditti et al.

Venditti et al. International Journal of Behavioral Nutrition and Physical Activity 2014 11:16   doi:10.1186/1479-5868-11-16

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