Question: is this a 2) strong advice, 1) weak advice 0) no advice?

The clinical significance of the slower transit in HLA-DQ2/8-positive patients is unclear, given the relatively small sample size and the multiplicity of transit end points, some of which (e.g., SB transit and ascending colon emptying time) were not different according to HLA-DQ status. 
user
This is no advice
assistant