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

The Xpert GBS real-time PCR assay was applied to gastric fluid samples from 143 newborns, and it detected group B streptococcus (GBS) within 1 h for 16 (11.2%) cases, while microscopic examination detected only 2 cases. 
user
This is no advice
assistant