“Pooled effects of … showed that glycopeptide prophylaxis was significantly protective … infections related to methicillin (meticillin) resistant S aureus (MRSA) compared with prophylaxis using β lactam antibiotics (0.40, 0.20 to 0.… non-significant risk factor for methicillin susceptible S aureus infections (1.47, 0.91 to 2.38).”