Table 1.
Characteristics of Study Participants at Baseline by Treatment Group
| Intervention (n=87) |
Control (n=95) |
||||
|---|---|---|---|---|---|
| Characteristics | n | Mean/Count (SD/%) | n | Mean/Count (SD/%) | p-value |
| Age | 87 | 58.5 (9.34) | 95 | 55.9 (8.45) | 0.053 |
| Not racial/ethnic minority | 82 | 80 (97.6) | 86 | 84 (97.7) | 0.962a |
| Income | 77 | 85 | 0.242 | ||
| <$25,000 | 12 (15.6) | 17 (20.0) | |||
| $25,000-$50,000 | 22 (28.6) | 15 (17.6) | |||
| >$50,000 | 43 (55.8) | 53 (62.4) | |||
| Marital status | 84 | 87 | 0.329 | ||
| In a relationship | 54 (64.3) | 62 (71.3) | |||
| Not in a relationship | 30 (35.7) | 25 (28.7) | |||
| Education | 85 | 87 | 0.943 | ||
| High school or less | 12 (14.1) | 14 (16.1) | |||
| Technical or vocational school or some college | 18 (21.2) | 17 (19.5) | |||
| College graduate | 30 (35.3) | 33 (37.9) | |||
| Postgrad/professional | 25 (29.4) | 23 (26.4) | |||
| Overall health | 86 | 89 | 0.41 la | ||
| Excellent | 4 (4.7) | 3 (3.4) | |||
| Very good | 22 (25.6) | 17 (19.1) | |||
| Good | 49 (57.0) | 50 (56.2) | |||
| Fair | 11 (12.7) | 19 (21.3) | |||
| Poor | 0 (0.0) | 0 (0.0) | |||
| Smoking | 84 | 87 | 0.840a | ||
| Never | 51 (60.7) | 49 (56.3) | |||
| Former | 32 (38.1) | 37 (42.5) | |||
| Current | 1 (1.2) | 1 (1.2) | |||
| Body weight (kg) | 87 | 92.7 (18.6) | 95 | 100.3 (22.6) | 0.015 |
| Total MET-minutes per week | 86 | 1,056.9 (1,581.1) | 89 | 950.8 (1,139.6) | 0.720b |
| HEI total score | 72 | 59.9 (12.9) | 77 | 57.6 (11.0) | 0.243 |
| Blood glucose (mg/dL) | 85 | 103.5 (15.1) | 95 | 114.5 (37.6) | 0.009 |
| BMI (kg/m2) | 87 | 35.4 (6.8) | 95 | 37.9 (8.5) | 0.034 |
| Total cholesterol (mg/dL) | 85 | 208.8 (30.6) | 95 | 197.8 (40.2) | 0.039 |
| Systolic blood pressure (mmHg) | 87 | 133.5 (15.3) | 95 | 131.8 (16.3) | 0.456 |
| Diastolic blood pressure (mmHg) | 87 | 84.4 (9.8) | 95 | 86.4 (9.3) | 0.156 |
| Total Simple 7 score | 80 | 7.03 (1.80) | 85 | 7.05 (1.75) | 0.936 |
Note: Boldface indicates statistically significant difference between arms (p<0.05). Differences in means for continuous variables were calculated using t-tests in percentages for categorical variables were evaluated with Chi-square tests. Original data is presented; it has not been imputed.
a
Likelihood ratio checked because of low expected counts, similar result found.
b
Kruskal-Wallis Test for nonparametric data.
HEI, Healthy Eating Index.