Table 5.
Group differences in Attitudes, Subjective Norm, and Perceived Behavioral Control subscale item means
| Item | Usual care |
Intervention |
||||
|---|---|---|---|---|---|---|
| Baseline (n=24) | 6 weeks (n=21) | 6 months (n=21) | Baseline (n=27) | 6 weeks (n=21) | 6 months (n=20) | |
| Attitudes | ||||||
| Eating a low-salt diet will keep fluid from building up in my body | 4.6±1.0 | 4.6±0.5a | 4.6±0.6 | 4.4±0.8 | 4.9±0.3a | 4.8±0.7 |
| Eating a low-salt diet will keep my swelling down | 4.4±0.8 | 4.4±0.8a | 4.6±0.6 | 4.3±0.8 | 4.9±0.3a | 4.9±0.7 |
| Eating a low-salt diet will help me breathe easier | 3.9±0.9 | 4.0±0.9a | 4.1±0.9a | 4.3±1.0 | 4.8±0.4a | 4.7±0.7a |
| Salty food is not good for me | 4.7±0.5 | 4.7±0.5a | 4.7±0.6 | 4.9±0.4 | 5.0±0.2a | 4.9±0.4 |
| Subjective Norm | ||||||
| My doctor thinks I should follow a low-salt diet | 4.4±0.8a | 4.4±0.7 | 4.4±0.7 | 4.7±0.4a | 4.6±0.8 | 4.6±1.0 |
| Perceived Behavioral | ||||||
| Control | ||||||
| Low-salt diet difficult: cost | 1.7±1.2 | 1.1±0.5a | 1.6±1.2 | 1.4±1.0 | 2.0±1.5a | 2.0±1.3 |
| Low-salt diet difficult: time to prepare | 1.2±0.6 | 1.2±0.8a | 1.3±0.9 | 1.5±1.1 | 2.0±1.4a | 1.6±1.1 |
| Low-salt diet difficult: can't pick in restaurants | 2.7±1.5 (n=23) | 3.1±1.5a | 2.6±2.0 | 2.6±1.6 (n=24) | 1.9±1.1 (n=20)a | 2.4±2.0 (n=16) |
| Low-salt diet difficult: restaurants don't serve | 3.1±1.6 (n=21) | 3.2±1.4a | 2.8±1.9 | 2.7±1.6 (n=23) | 2.1±1.2 (n=20)a | 2.2±2.1 (n=17) |
| Low-salt diet difficult: others do not eat | 1.5±0.8a | 1.2±0.5 | 1.2±0.7 | 2.2±1.4a | 1.6±1.2 | 1.2±0.5 |
| Low-salt diet difficult: no willpower | 1.6±0.9a | 1.5±0.9 | 1.6 | 2.3±1.6a | 1.3±0.6 | 1.2±0.5 |
Values are mean±SD.
a
p≤0.05