Post-reflux swallow-induced peristaltic wave index: a new parameter for the identification of non-acid gastroesophageal reflux-related chronic cough.
Bingxian ShaWanzhen LiHaodong BaiTongyangzi ZhangShengyuan WangLinyang WuWenbo ShiYiqing ZhuLi YuXianghuai XuPublished in: Therapeutic advances in respiratory disease (2024)
PSPWI < 39.8% and AET ⩽ 6.2% have demonstrated good diagnostic value for non-acid GERC. The diagnostic value was further improved when combined with non-acid reflux ratio >68.75%.