Table 2.
Differences between patients with and without probable cognitive impairments in self-reported outcomes
| Total (N = 305) | Probable CIs (N = 70) | No CI (N = 235) | t-test | ||
|---|---|---|---|---|---|
| Mean (SD) | p value | Cohen's d | |||
| Disease self-efficacy | 6.06 (1.84) | 5.08 (1.92) | 6.35 (1.72) | < .001** | 0.72 |
| Treatment self-efficacy | 7.06 (1.62) | 6.25 (1.68) | 7.30 (1.52) | < .001** | 0.68 |
| Skills and technique acquisition | 2.79 (0.41) | 2.63 (0.47) | 2.84 (0.37) | .001** | 0.52 |
| Self-monitoring and insight | 3.05 (0.38) | 2.95 (0.40) | 3.09 (0.37) | .011* | 0.35 |
| Health services navigation | 2.98 (0.41) | 2.86 (0.42) | 3.02 (0.40) | .005** | 0.39 |
| Medication adherence | 3.46 (0.76) | 3.27 (0.75) | 3.52 (0.76) | .018* | 0.33 |
| Renal adherence behaviour questionnaire | 91.99 (11.94) | 89.75 (11.88) | 92.65 (11.91) | .074 | 0.24 |
| Fluid restrictions | 38.53 (6.02) | 37.66 (5.65) | 38.79 (6.11) | .170 | 0.19 |
| Potassium/phosphate restrictions | 19.94 (2.87) | 19.51 (3.19) | 20.06 (2.76) | .192 | 0.19 |
| Self-care | 6.90 (2.09) | 6.87 (1.98) | 6.90 (2.12) | .902 | 0.02 |
| Times of particular difficulty | 19.00 (3.27) | 18.16 (3.08) | 19.25 (3.30) | .014* | 0.34 |
| Sodium restrictions | 7.58 (1.78) | 7.54 (1.85) | 7.59 (1.76) | .861 | 0.02 |
| Depressive symptoms | 8.32 (4.17) | 11.04 (3.82) | 7.51 (3.92) | < .001** | 0.91 |
| Anxious symptoms | 7.10 (4.52) | 10.31 (4.50) | 6.13 (4.07) | < .001** | 1.00 |
CI Cognitive impairments, SD Standard deviation
* p < .050
** p < .010