Preintervention and postintervention median scores (with IQR in brackets) for CC-QoL full scale and domain scores and for VCD and VAS with Wilcoxon signed-rank tests of difference (N=68)
| Domains | Preintervention | Postintervention | Wilcoxon test (Z) |
|---|---|---|---|
| VCD | 3.00 (2.00–4.00) | 0.00 (0.00–2.00) | 2.47* |
| VAS | 5.00 (4.00–7.00) | 1.00 (1.00–3.75) | 2.63** |
| CC-QoL | |||
| Physical | 4.86 (3.43–6.14) | 6.71 (6.00–7.00) | 5.83*** |
| Social | 4.67 (3.33–6.33) | 7.00 (6.00–7.00) | 5.25*** |
| Psychological | 4.00 (2.83–5.67) | 6.83 (5.50–7.00) | 6.32*** |
| Total | 4.63 (3.5–5.56) | 6.75 (5.81–7.00) | 6.25*** |
***p<0.001; **p<0.01; *p<0.05.
CC-QoL, chronic cough-specific quality of life; VAS, Visual Analogue Scale; VCD, Verbal Category Descriptive.