Table 5.
Comparison of self-efficacy and self-management scores between groups.
| Variable | Intervention group (n=25) | Control group (n=24) | ANCOVAa | Partial ε2 | R2 (adjusted R2) | Power | |||
|
|
Pretest, mean (SD) | Posttest, mean (SD) | Pretest, mean (SD) | Posttest, mean (SD) | F value (df=1) | P value |
|
|
|
| All quality of life scales | 288.92 (26.19) | 293.16 (34.21) | 285.04 (31.61) | 276.37 (32.21) | 5.716 | .02 | 0.111 | 0.695 (0.681) | 0.648 |
| 36-item health survey scales | 114.68 (13.35) | 118.00 (15.64) | 108.66 (14.28) | 107.63 (15.93) | 2.813 | .10 | 0.058 | 0.574 (0.555) | 0.375 |
| General health perceptions | 20.12 (3.92) | 19.52 (5.12) | 18.08 (3.42) | 17.75 (3.48) | 0.495 | .49 | 0.011 | 0.175 (0.139) | 0.106 |
| Physical functioning | 25.88 (3.82) | 27.24 (3.18) | 24.17 (4.91) | 24.04 (4.67) | 6.279 | .02 | 0.120 | 0.549 (0.530) | 0.689 |
| Role-physical | 7.04 (1.15) | 7.40 (1.29) | 6.62 (1.69) | 6.50 (1.77) | 3.807 | .06 | 0.076 | 0.543 (0.524) | 0.480 |
| Role-emotional | 5.36 (1.15) | 5.60 (0.96) | 4.92 (1.31) | 5.33 (1.09) | 0.031 | .86 | 0.001 | 0.383 (0.356) | 0.053 |
| Social function | 8.12 (1.61) | 8.44 (1.63) | 8.08 (1.66) | 8.08 (1.69) | 0.651 | .42 | 0.014 | 0.247 (0.214) | 0.124 |
| Pain | 9.44 (1.73) | 9.40 (1.98) | 8.92 (1.95) | 8.75 (2.38) | 0.234 | .63 | 0.005 | 0.483 (0.461) | 0.076 |
| Emotional well-being | 22.00 (2.78) | 23.00 (3.38) | 22.25 (2.66) | 21.75 (3.35) | 2.115 | .15 | 0.044 | 0.127 (0.089) | 0.296 |
| Energy/fatigue | 16.72 (3.03) | 17.40 (3.40) | 15.62 (2.96) | 15.42 (3.62) | 2.182 | .15 | 0.045 | 0.375 (0.348) | 0.304 |
| All kidney disease– targeted scales | 174.24 (15.04) | 175.16 (19.73) | 170.12 (16.81) | 168.75 (17.94) | 0.600 | .44 | 0.013 | 0.712 (0.699) | 0.118 |
| Burden of kidney disease | 14.36 (3.69) | 15.36 (3.68) | 15.33 (3.96) | 15.17 (3.42) | 0.912 | .35 | 0.019 | 0.401(0.375) | 0.155 |
| Quality of social interaction |
15.48 (2.06) | 14.96 (2.65) | 13.62 (4.02) | 14.58 (2.50) | 0.004 | .95 | 0.000 | 0.083 (0.044) | 0.050 |
| Cognitive function | 15.28 (1.99) | 15.16 (2.28) | 14.71 (2.97) | 14.79 (2.19) | 0.039 | .85 | 0.001 | 0.263 (0.231) | 0.054 |
| Symptom/problems | 48.20 (5.31) | 48.40 (5.96) | 47.67 (5.05) | 46.29 (6.35) | 1.726 | .20 | 0.036 | 0.509 (0.488) | 0.251 |
| Effects of kidney disease | 36.12 (4.30) | 35.72 (5.65) | 34.83 (5.85) | 35.21 (5.76) | 0.264 | .61 | 0.006 | 0.564 (0.545) | 0.080 |
| Sleep | 19.48 (2.86) | 20.28 (3.36) | 19.54 (3.20) | 18.79 (4.28) | 2.632 | .11 | 0.054 | 0.305 (0.275) | 0.355 |
| Social support | 6.60 (1.47) | 6.24 (1.69) | 6.62 (1.34) | 6.45 (0.88) | 0.342 | .56 | 0.007 | 0.179 (0.144) | 0.088 |
| Work status | 3.64 (0.57) | 3.60 (0.65) | 3.42 (0.65) | 3.37 (0.57) | 0.393 | .53 | 0.008 | 0.387 (0.361) | 0.094 |
| Patient satisfaction | 6.68 (1.41) | 6.48 (1.71) | 6.01 (1.32) | 6.08 (1.14) | 0.087 | .77 | 0.002 | 0.351 (0.323) | 0.060 |
| Medical staff encouragement |
8.40 (1.19) | 8.96 (1.02) | 8.17 (1.31) | 8.00 (1.38) | 8.263 | .006 | 0.152 | 0.418 (0.393) | 0.803 |
aANCOVA: analysis of covariance.