Table 1. Baseline cough frequency and cough severity VAS scores in subjects recruited to VOLCANO-2.

Variable	Lower frequency cough group (n=150)	Full analysis set (n=315)	Higher frequency cough group (n=156)
Awake cough frequency (coughs/hour)	20.2	43.0	66.7
Cough severity VAS, day (mm)	63.6	67.6	71.8

Sub-groups prospectively defined according to study population median frequency (32 coughs/hour). Summary data are medians. VAS, visual analogue scale. Previously unpublished data reproduced with permission of Nerre Pharmaceuticals.