Integrative effects of transcutaneous auricular vagus nerve stimulation on esophageal motility and pharyngeal symptoms via vagal mechanisms in patients with laryngopharyngeal reflux disease

I have seen this paper again as a recommendation and don't know what is wrong here. I just know that actual change scores after a (blinded) intervention never look like this. All treatment effects are implausibly large and homogeneous. https://t.co/xYMoePW