Meta-analyses can sometimes suffer from the “GIGO problem” (garbage in, garbage out). The publication of a “crappy” acupuncture “network meta-analysis” for acupuncture and chronic constipation illustrates the GIGO problem on steroids a.nd reveals a problem with peer review at PLOS ONE, where it was published
![Acupuncture](https://i0.wp.com/www.respectfulinsolence.com/wp-content/uploads/2016/04/acupunture.jpg?fit=960%2C500&ssl=1)