Table 5: Results of significance tests regarding the course of change of the BSS-ped total and the item scores from the first to the third visit (mean ranks) in placebo patients of the main and comparative sample using the Friedman-Test.
| -
|
Main sample: n = 39 |
Comparative sample: n = 35* |
| -
|
Cough |
Rales° |
Dyspnoea |
BSS-ped |
Cough |
Rales° |
Dyspnoea |
BSS-ped |
| Day 0 |
2.67 |
2.56 |
2.92 |
2.67 |
2.20 |
2.16 |
2.14 |
2.33 |
| Day 3-5 |
2.01 |
2.17 |
2.00 |
2.01 |
2.09 |
2.14 |
1.90 |
2.06 |
| Day 7 |
1.32 |
1.27 |
1.08 |
1.32 |
1.71 |
1.70 |
1.96 |
1.61 |
| Chi2 (df = 2) |
52.51 |
50.51 |
72.00 |
52.51 |
12.90 |
9.32 |
4.27 |
12.37 |
| Exact significance (p) |
0.000 |
0.000 |
0.000 |
0.000 |
0.001 |
0.009 |
0.115 |
0.002 |
* Taken from the BSS; °pulmonary rales at auscultation