Table 2. Change in Weight (kg) by Health Literacy Level and Treatment Arm.
| Mean (SE) Change | Difference, Mean [95% CI], p-value | ||
|---|---|---|---|
|
| |||
| Low Health Literacya(n = 96) | Adequate Health Literacy (n = 79) | ||
| Intervention (n=86) | |||
| Month 6 | -0.77 (0.58) | -0.88 (0.63) | -0.11 [-1.82, 1.60], .90 |
|
| |||
| Month 12 | -1.19 (0.74) | -0.40 (0.81) | 0.79 [-1.39, 2.96], .47 |
|
| |||
| p-value, BL to 12 Mo. | .11 | .62 | |
|
| |||
| Usual Care (n=89) | |||
| Month 6 | 0.17 (0.55) | 0.18 (0.61) | 0.00 [-1.62, 1.62], 1.00 |
|
| |||
| Month 12 | -0.18 (0.67) | 1.55 (0.73) | 1.72 [-3.68, 0.24], .09 |
|
| |||
| p-value, BL to 12 Mo. | .79 | .04 | |
Abbreviations: 12 Mo., 12 Month; BL, baseline; kg, kilograms; 95% CI = 95% confidence interval; SE = standard error.
a
Low literacy: Newest Vital Sign score of 0-3. Adequate literacy: Newest Vital Sign score of 4-6.