Table 3. Mean Scores Before and After the Intervention, and Confidence Interval Changes in Sleep Quality of the Elderly in Foot Bath Group.
| Components of Questionnaire | Before Intervention | After Intervention | Statistical Indicators | ||
|---|---|---|---|---|---|
| Mean ± SD | Median | Mean ± SD | CI 95% for Difference | P Wilcoxon | |
| Subjective Sleep Quality | 1 ± 0.67 | 1 | 0.60 ± 0.58 | 0.00, 0.06 | Z = -2.49, P = 0.01 |
| Sleep Latency | 1.39 ± 1.07 | 1 | 0.47 ± 0.89 | 0.00, 0.06 | Z = -3.53, P = 0.001 |
| Sleep Duration | 1.52 ± 1.03 | 2 | 0.78 ± 0.90 | 0.00, 0.06 | Z = -2.91, P = 0.004 |
| Sleep Efficiency | 1.04 ± 1.33 | 0 | 0.60 ± 0.98 | 0.03, 0.22 | Z = -1.68, P = 0.09 |
| Sleep Disturbances | 1.17 ± 0.38 | 1 | 0.78 ± 0.51 | 0.00 , 0.06 | Z = -2.27, P= 0.007 |
| Use of Sleep Medication | 1.13 ± 1.42 | 0 | 0.73 ± 1.28 | 0.06, 0.28 | Z = -1.65, P = 0.09 |
| Day Time Dysfunction | 0.34 ± 0.48 | 0 | 0.13 ± 0.34 | 0.00, 0.10 | Z = -2.23, P = 0.02 |
| Total Score | 7.30 ± 0.68 | 8 | 4.13 ± 3.57 | 0.00,0.06 | Z = -4.12, P = 0.001 |